华工网教——大学英语B(二)随堂练习答案(五篇材料)

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第一篇:华工网教——大学英语B(二)随堂练习答案

大学英语B(二)Unit1

1.He ________ five different languages fluently.A.speak B.speaks C.spoke D.speaking 答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

2.He ________ his arms on the table when I entered the room.A.rest B.rested C.resting D.to test

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

3.When and where shall we ________?

A.meet B.met C.to meet D.meeting

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

4.After an hour of heavy rain, the storm ________.A.break B.broke C.break down D.broke down

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

5.The boy have grown two inches or more since I ________ him a year ago.A.see B.saw C.have seen D.am seeing

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

6.It ________ true that sun rises from the east.A.be B.been C.is D.was

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

7.Has she ________ to Settle?

A.be B.being C.been D.is

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

8.You ________ show more respect for your elders.A.can B.could C.might D.should

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

9.I’m sure he________ not mind your going with me.A.shall B.can C.would D.must

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

10.It is necessary that I ________ return the books to him tomorrow.A.will B.can C.may D.should

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

11.Only then did he _______ that he had been wrong, he might feel sorry for what he had done to

you.A.see B.realize C.saw D.realized

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

12.Finding a solution to this problem is one of the greatest ________ faced by scientists today.A.difficulties B.difficulty C.difficult D.difficiency

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

13.The river ________ through three counties before entering the sea just south of here.A.flowing B.flow C.flew D.flowed

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

14.I prefer teaching methods that actively ________ students in learning.A.encourage B.encouraged C.encouraging D.courage

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

15.The first ________ at the concert got the best seat.A.get B.got C.reach D.arrive

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

16.Speech is the fastest method of ________ between people.A.contact B.connect C.communication D.communicate

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

17.I was ________ to have a good teacher.Without her, I could not have such an achievement.A.fortune B.fortunate C.unlucky D.unluck

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

18.Anne has set her mind to marry a wealthy man because she always thinks money will satisfy all

her ________.A.desire B.hope C.desiration D.desiring

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

19.The airline is taking steps to ________ safety on its aircraft.A.encourage B.ensure C.secure D.assume

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:20.The children are taught to respect different ________ of different countries.A.culture B.custom C.cultures D.customes

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

Unit2 1.She ________ to school by school bus at eight in the morning.A.go B.goes C.went D.gone

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

2.The sun ________ in the east.A.rise B.rises C.rose D.is rising

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

3.I ________ always ________ that mistakes.A.am, making B./, make C.will, make D./, to make

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

4.My sister ________ have a baby.A.go to B.goes to C.is going to D.went to

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

5.The train ________ at 10:15 tomorrow morning.A.leave B.leaves C.left D.is leaving.答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

6.Metal ________ when heated

A.expand B.expanded C.expands D.is expanding 答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

7.“She ________ fine work at school.” her mother said proudly.A.does B.is doing C.did D.done

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

8.What ________ the notice________?

A.is, say B.is, said C.did, say D.does, say

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

9.I’ll tell her after Ruby________.A.leave B.leaves C.left D.is leaving

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

10.Sorry, you can’t take the typewriter away, I ________ it.A.use B.used C.have used D.am using

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

11.After four years of study, Jen will be a ________ this year.He will graduate at this summer.A.senior B.junior C.primary D.graduates

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

12.Please describe it in ________ so that we can find out the problem as soon as possible.A.detail B.details C.words D.detailed

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

13.Mary is so happy today because she finally ________ the degree from Harvard after three years hard work.A.receives B.steals C.requires D.finds

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

14.The policeman asked her to ________ he look of the man who robbed her.A.describe B.description C.describing D.transcribe

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

15.Jon was ________ to present his ID, otherwise he was not permitted to enter.A.asking B.force C.asked D.forced

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

16.The manager should ________ Tom’s decision to quit the job because the manager hasn’t found a person who is more capable of doing this job than Tom.A.stop B.deny C.refuse D.agree

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

17.Boys broke into a shop and 45 ________ dollars in cash.A.stolen B.steal C.stole D.steals

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

18.The police are trying to determine the series of ________ that led up to the murder.A.testimony B.evidences C.proof D.evidence

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

19.I took this new job because I felt that the ________ future were much better.A.promoting B.promote C.promised D.promising

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

20.My studies were ________ by the war.So I had to leave school and joined into the army.A.interrupted B.setlled C.interwaved D.interacted

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

Unit3 1.I ________ twenty night next week.A.am B.is C.will be D.was

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

2.We ________ the result tomorrow.A.know B.knew C.has known D.will know

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

3.Tom ________ his exam by 18 December.A.have B.will have C.have had D.will have had

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

4.On November 1 we ________ in this house for thirty years.A.live B.have lived C.are living D.will have been living

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

5.The daffodils ________ in spring.A.flower B.will flower C.is flowering D.flowered

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

6.It ________ to rain soon.A.is B.is going C.will D.shall

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

7.This time tomorrow we ________ in the cinema.A.will sit B.will be sitting C.is sitting D.sit

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

8.President Obama ________ China in May.A.visits B.is to visit C.is visiting D.visited

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

9.Quick, jump in!The train ________.A.leaves B.is leaving C.is about to leave D.left

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

10.I was just ________ into a doze when he started up.A.fall B.fell C.falling D.about to fall

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

11.You can have any of the cakes __except______ that one.A.except B.do C.expect D.with

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

12.The storm continues to move west and is expected to ________ the east coast of Florida tomorrow.A.went B.end C.beyond D.reach

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

13.She tied the rope around the post and pulled it ________.A.lose B.tight C.down D.on

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

14.He was ________ by the police, because he was charged with murder.A.arrested B.answered C.treat D.talked

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

15.Please don’t sit in front of desk for a long time.You need to stand up and ________ your body.A.twist B.torture C.stretch D.bent

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

16.The kids have been really ________ today.Do you have any idea to keep them quiet for a while?

A.smart B.noisy C.quiet D.busy

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

17.The boat is as long as 20 feet in ________ and 6 meters in width.A.deep B.length C.long D.square

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

18.He hasn’t seen his family in years, communicating with them only _______ through carefully chosen messengers.A.occasionally B.often C.few D.less

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

19.Alexander Graham Bel ________ the telephone in 1876.A.found B.discovered C.invented D.saw

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

20.A visit from Mary always makes me feel better-she’s so funny.It’s like they say, ________ is the best medicine.A.discourage B.cry C.laughter D.laugh

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

Unit4 1.Mary ________ a dress when she cut her finger.A.made B.is making C.was making D.makes

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

2.As she ________ the newspaper, Granny ________ asleep.A.read, was falling B.was reading, fell

C.was reading, was falling D read, feel

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

3.I ________ your letter all the time.A.expect B.expected C.was expecting D.will expect

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

4.She ________ TV in her bedroom at the time of five.A.watches B.watched C.was watching D.will watch

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

5.They ________ a new house at the foot of the hill last year.A.build B.built C.builds D.was building

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

6.I a letter when she _______.A.write, calls B.wrote, called C.was writing, calls D.was writing, called

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

7.She ________ here a minute ago.A.is B.was C.be D.been

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

8.He ________ a lot in his childhood.A.suffers B.suffered C.is suffering D.was suffering

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

9.Two months ago he ________ from abroad..A.return B.returns C.returned D.was returning

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

10.On her way to work that morning, the car ________ on the icy roads.A.skid B.skidded C.is skidding D.was skidding

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

11.I’ll be sending you the for the ________ washing machine.A.buy B.spend C.bill D.use 答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

12.After five years hard work, he finally has a ________ of 60,000 dollars.A.safe B.saving C.saves D.cost

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

13.My husband lost his job this year.So we can’t ________ to go on vacation this year.A.afford B.go C.help D.make

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

14.Last year she _designed_______ a new symbol for the company.A.wrote B.designed C.built D.drew

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

15.Yesterday the plane ______ nearly 20 people from the roof of the burning building.

A.attacked B.over C.save D.rescued

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

16.These boxes were made of various _materials_______, including steel, wood, and paper.A.parts B.ideas C.sorts D.materials

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

17.Children’s pictures are used to ________ the walls of the classroom.A.dirty B.demand C.decorate D.fade

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

18.The couple is unable to have children of their own, but hope to________.A.adopt B.born C.barren D.birth

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

19.It was warmer now, and the snow was beginning to ________.A.mend B.vapor C.melt D.freeze

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

20.Paula ________ a special praise for all the help she has given us.A.disagrees B.discourages C.gives D.deserves

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

Unit5 1.I'm sorry to keep you waiting.-Oh, not at all.I ________ here only a few minutes.A.have been B.had been C.was D.will be

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

5.the concert was more successful than they ________.A.expect B.expected C.have expected D.had expected

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

6.He was tired.He ________ since dawn.A.worked B.was working C.has worked D.had worked

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

7.Nobody ________ him since last week.A.sees B.has seen C.saw D.is seeing

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

8.It ________ for two hours now.A.rains B.is raining C.was raining D.has been raining

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

9.She showed me the pictures she ________.A.paints B.has painted C.had painted D.painted

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

10.the students busily when miss Brown went to get a book she ________ in the office.A.had written, left B.were writing, has left

C.had written, had left D.were writing, had left 答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

11.._______ people need more and more time and caring from their children when they are getting older and older.A.Young B.rich C.elderly D.poor

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

12.I don’t _______ anything that’s happened over the past three years.A.regret B.relate C.regulate D.reject

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

13.They’re organizing a campaign to draw people’s _______ to the environmentally harmful effects of using their cars.A.attention B.idea C.thoughts D.wealth

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

14.He likes telling jokes and being the ______ of attention at parties.A.certainty B.certification C.center D.connection

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

15.Most people are able to laugh, a sense of _______ is, simply put, the ability to be amused.A.humanity B.humor C.hurry D.hunger

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

16.Companies will have to _______ people to stay longer, otherwise they’ll find they’re short of talent.A.motivate B.move C.remove D.notice

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

17.They were very _____ about the people who lived upstairs since they have never talked to each other.A.curious B.funny C.hard D.worried

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

18.And after ______, he found a job sweeping floors for a midtown publishing company called timely

A.grime B.glance C.wealth D.graduation

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

19.He could not ________ the feeling that someone was watching him.A.see B.saw C.avoided D.avoid

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

20.They had better ask the advice of old friends, and they have to _____ to accept a sad ending to a romance.A.pretest B.present C.prepare D.punish

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

Unit6 1.He ________ to play football on the playground.A.sees B.saw C.has seen D.was seen

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

2.I ________to go out of the classroom by my math teacher.A.make B.made C.was made D.am making

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

3.Coal ________ to produce electricity for agriculture and industry.A.can use B.can be used C.is to use D.is using

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

4.Rent ________ in advance.A.pays B.is paying C.has to pay D.has to be paid

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

5.His dream was ________ to a good university.A.to admit B.to be admitted C.admitted D.admitting

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

6.It ________ that she has some supernatural powers.A.believes B.is believing C.is believed D.believed

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

7.She ________ to know six languages.A.says B.said C.is saying D.is said to

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

8.The book is ________ next year.A.published B.publishing C.to be published D.to be publishing

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

9.We were glad that she ________ a gold medal.A.awarded B.was awarded C.has been awarded D.had been awarded

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

10.I’d like this room ________.A.is decorated B.was decorated C.has been decorated D.to be decorated

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

11.The train was very ______, and we had to stand.A.crucial B.crowded C.noisy D.coward

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

12.I won’t discuss the ______ report since time is limited.I’ll just hit the high spots.A.short B.new C.entire D.good

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

13.She ______ seeing him outside the shop on the night of the robbery.A.received B.recognized C.recurred D.recovered

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

14.I ______ teacher Chen Yilin for she is young and charming.A.adore B.admit C.allow D.adopt

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

15._____ after the wedding, the couple flew off to Japan for their honeymoon.A.immensely B.immediately C.impolitely D.illogically

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

16.Irish history and ______ inspired all of the poems he wrote in the second half of his life.A.level B.legality C.leisure D.legend 答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

17.Judging from the long distance, they _____(that)the journey will take at least two weeks.A.imitate B.entertain C.estimate D.escape

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

18.there is a difficult time ahead, but we’ll overcome ______.A.somehow B.somewhat C.sometimes D.somewhere

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

19.I hadn’t seen her for 20 years, but I ______ her immediately.A.think B.recall C.thought D.recalled

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

20.I won’t discuss the ______ report since time is limited.I’ll just hit the high spots.A.incoherent B.incompatible C.incompetent D.incredible

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

Unit7 1.The volleyball match will be put off if it ________.A.will rain B.rains C.rained D.is rained

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

2.If I ________you, I would stay at home

A.am B.was C.were D.had been

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

3.If he ________ advice, he wouldn’t have lost his job.A.followed B.should follow C.had followed D.would follow

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

4.Thank you for reminding me of the time, or I ________ late yesterday.A.should be B.would be C.will have been D.would have been

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

5.________ more careful, the mistake would not have been made.A.if he is B.if he had been C.if he has been D.if he should be

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

6.If I he ________ job, I would do it in a different way..A.do B.to do C.am to do D.were to do

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

7.If he had received six more votes, he ________ he chairman now.A.is B.was C.has been D.would be

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

8.If it ________ for the doctor’s care, I wouldn’t be speaking to you now.A.is not B.was not C.hadn’t been D.hasn’t

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

9.If I ________ there, I might go by bike.A.go B.should go C.went D.am going 答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

10.The soup ________ better if it had had less salt.A.will be B.would be C.will have been D.would have been

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

11.They are on _______ for the next two weeks.A.vocabulary B.time C.occasion D.vocation

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

12.He _______ sharply the car and stopped driving so as to avoid the dog.A.braked B.paused C.started D.suspend

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

13.He turned and _______ away, singing happily to himself.A.skipped B.hurried C.went D.recalled

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

14.Kay _______ hold of my arm to stop herself from falling.A.got B.caught C.grabbed D.gripped

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

15.He arrived home just in time to _______ his brother being taken away by the police.A.catch B.witness C.caught D.witnessed

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

16.Safety rules are being _______ by company managers in the drive to increase profits.A.made B.ignored C.increased D.decreased

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

17.What Robyn needed was a drink to ______ her, she was too tired.A.relax B.treat C.retire D.care

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

18.It was true that Freddy seemed more smarter than most of his colleagues, had read more, was altogether more _______.A.thought B.thoughtful C.think D.thinkful

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

19.I’m trying to ________my work so that I can have a couple of days off next week..A.arrange B.find C.look for D.care

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

20.It's important for you to _______ through every text in the book before the test.A.study B.learn C.skim D.work

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

Unit8 1.My suggestion is that you ________ much meat.A.wouldn’t B.shall not take C.not have D.won’t have

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:2.Teachers recommend parents ________their children under 12 to ride bicycles to school for safety.A.not allow B.do not allow C.mustn’t allow D.couldn’t allow

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

3.The order came that the medical supplies ________to Beijing for the H1N1 flusoon.A.would be sent B.should send C.be sent D.must be sent

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

4.-My uncle suggests I ________ abroad

-I would rather you ________ at home.A.go, stay B.went, stayed C.go, stayed D.went, stay

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

5.Had I known about this computer program,a huge amount of time and energy ________

A.would have been saved B.had been saved

C.will be saved D.was saved

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

6.The doctor recommended that you ________ swim after eating a large meal.A.wouldn’t B.couldn’t C.needn’t D.shouldn’t

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

7.Eliza remembers everything exactly as if it ________ yesterday.A.was happening B.happens C.had happened D.happened

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

8.It is required that the students ________ mobile phones in their school,so seldom will you see them using one.A.would not use B.not use C.mustn’t use D.might not use 答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

9.How I wish I ________ my mouth before I shouted at my mum!

A.shut B.have shut C.had shut D.would shut

答题:

A.B.C.D.(已提交)

参考答案:C 问题解析:

10.I wish I ________ young again.A.am B.will be C.was D.were

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

11._________me to buy another soap when I’m in town, would you?

A.reject B.remind C.restrict D.recall

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

12.He spoke with considerable ________ about the importance of art and literature.A.mood B.passion C.temper D.experience

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

13.If you ________ the headmaster’s instructions, you will be punished.A.abolish B.disobey C.exchanged D.predict

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

14.Experiments conducted in other countries reported similar ______.A.findings B.finds C.profits D.analysis

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

15.This advertisement is intended to ________ the attention of housewives.A.attach B.attack C.attend D.attract

答题:

A.B.C.D.(已提交)

参考答案:D 问题解析:

16.She smoked and drank, ________ the children, and left the clothes unwashed.A.neglected B.disused C.cancelled D.omitted

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

17.My _______ include answering the phone and dealing with customer enquiries.A.requires B.responsibilities C.reasons D.recalls

答题:

A.B.C.D.(已提交)

参考答案:B 问题解析:

18.Dewey was so important in the country that was _______ in shaping economic policy.A.influential B.thoughtful C.indicative D.incapable

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

19.Come to the meeting if you feel you have something to ________.A.contribute B.conduct C.convince D.control

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

20.You can hire a car if you want to _______ the city further.A.explore B.expend C.explode D.explain

答题:

A.B.C.D.(已提交)

参考答案:A 问题解析:

第二篇:华工网络教育英语B二随堂练习答案

Unit1 1.Choose the answer that best completes each dialog.― What can I do for you, madam?

― __________________

A)I want a kilo of apples.B)You can go your own way.C)Thanks.D)Excuse me, I’m busy.参考答案:A 2.― Good morning, sir.May I help you?

― __________________

A)No, I don’t buy anything.B)No, I don’t need your help.C)I’m just having a look around.D)Oh, no.That’s OK.参考答案:C

12.I _______to see my friend in hospital the other day.A)had gone B)went C)will go D)am 参考答案:B unexpected visitor.”

A)had B)would C)was going to D)did 参考答案:C

14.The chairman’s speech _______ the radio when I turned it on.A)was broadcast on B)was being broadcast on

C)was broadcasting in D)broadcast over 参考答案:B 13.“ Alice , why didn’t you come yesterday?” “I_______, but I had an

15.“How is the team playing?” “They’re playing well, but one of them 3.― Is there anything I can do for you?

― __________________

A)Nothing.B)Please show me that tie.C)Thank you for your help.D)You are welcome.参考答案:B 4.― __________________

― Can I see some sun glasses, please?

A)What are you doing here? B)What can you do for me?

C)What do you want? D)Can I help you in any way? 参考答案:D 5.― __________________

― It’s priced at 100 dollars.A)Is it the sale price? B)What does it come to?

C)How much do you charge for it?

D)Is it expensive? 参考答案:C 6.Choose the best answer for each of the following sentences.By the time he was 12, Edison _______ to make a living by himself.A)would begin B)has begun C)had begun D)was begun 参考答案:C 7.Don’t get off the bus until it _______.A)has stopped B)stopped C)will stop D)shall stop

参考答案:A 8.Helen _______her keys in the office so she had to wait until her husband _______home.A)had left;would come B)left;had come

C)had left;came D)has left;comes 参考答案:C 9.“Would you like to play chess with me?” “Sorry, I have to finish my homework before my mother _______back.”

A)comes B)will come C)shall come D)has come 参考答案:A 10.He will have learned English for eight years by the time he _______from the university next year.A)will graduate B)will have graduated

C)graduates D)is to graduate 参考答案:C 11.Look at the clouds ―_______.A)it’ll be snowed B)it is to snow C)it is going to snow D)it’s snow

参考答案:C

_______hurt.”

A)got B)gets C)are D)were 参考答案:A

16.This is John’s photo.We miss him a lot.He _______ when trying to

save a child in an earthquake.A)killed B)is killed C)was killed D)was killing 参考答案:C 17.There _______little change in the patient’s condition since he was

taken to the hospital.A)is B)has been

C)have been D)was 参考答案:B

18.I haven’t seen her_______.A)during three weeks B)since three weeks

C)three weeks ago D)for three weeks 参考答案:D

19.Mrs.Jones _______ about her hard housework.A)has been always complaining B)is always complaining

C)always complain D)has always complain 参考答案:B

20.“When is the lecture supposed to start?” “It _______ now.”

A)has about to start B)is about starting

C)is about to start D)is about start 参考答案:C Unit2

1.Choose the answer that best completes each dialog.―_______

― It’s cloudy.A)How is the weather like today? B)How is the weather today?

C)What is the weather today? D)What is about the weather today? 参考答案:B 2.― _______

― 27 degrees Celsius.A)The temperature may be higher.B)How is the weather today?

C)What’s the temperature today? D)What is the weather forecast say?

参考答案:C

3.―What’s the weather like outside?

―___C____

A)I like the weather.B)It’s not very hot in summer.C)It’s raining heavily.D)The weather was very warm.4.Three of these we shall not need here, but they are worthy _____ a mention.A)to B)at C)for D)of 参考答案:D 5.― What’s the weather like today? every day.”

A)would B)should C)had to D)might 参考答案:A 17.“When he was there, he _______ go to that coffee house after work

18.“Sorry, I’m late.I _______ have turned off the alarm clock and gone

― _______

A)It’s muggy and damp.B)It’s like sunny.C)It’s freezing.D)It rains.参考答案:A 6.Choose the best answer for each of the following sentences.Tom, you _______ play with the knife.You _______ hurt yourself.A)won’t;can’t B)mustn’t;may

C)shouldn’t;must D)can’t;shouldn’t 参考答案:B 7.“Could I call you by your first name?” “Yes, you _______.”

A)will B)could C)may D)might 参考答案:C 8.“I hear you’ve got a new watch._______ I have a look?” “Yes, certainly.”

A)Need B)May C)Shall D)Should 参考答案:B 9.“Oh, I’m not feeling well in the stomach.I _______so much fried chicken just now.”

A)shouldn’t eat B)mustn’t have eaten

C)shouldn’t have eaten D)mustn’t eat

参考答案:C 10.“The lights are out.They _______sleeping.”

A)must B)can’t C)must be D)must being

参考答案:C 11.“Why hasn’t he turned up yet?” “He _______have missed the train, but I’m not quite sure.”

A)must B)may C)can D)should 参考答案:B 12.“How much shall I pay for the phone call?” “You _______.It’s free of charge.”

A)shouldn’t B)can’t C)don’t have to D)mustn’t 参考答案:C 13.“She _______go out at night by herself.”

A)dare not to B)dares not C)doesn’t dare to D)not dares to 参考答案:C 14.“A computer _______think for itself.It must be told what to do.”

A)can’t B)couldn’t C)may not D)might not 参考答案:A 15.“Sir, you _______be sitting in this waiting room.It is for women and children only.”

A)oughtn’t to B)can’t C)won’t D)needn’t 参考答案:A 16.“He ___D____without saying good-bye to them, for he always has good manners.”

A)mustn’t have left B)may not have left

C)shouldn’t have left D)can’t have left

back to sleep again.”

A)might not B)shouldn’t C)can’t D)won’t

参考答案:B

19.“My dictionary has disappeared.Who _______ have taken it?”

A)should B)must C)could D)would 参考答案:C

20.“Write to me when you get home.” “_______.”

A)I must B)I should C)I will D)I can 参考答案:C Unit3

1.Choose the answer that best completes each dialog.― What day is today?

― _______

A)It’s a fine day.B)It’s Monday.C)It’s March 3rd.D)It’s Christmas Day.参考答案:B

2.― Excuse me, can you tell me the time?

― _______

A)Yes, I can.B)It’s Sunday.C)It’s five thirty.D)It’s February 参考答案:C

3.―What’s the date tomorrow?

―_______

A)It’s May 15th.B)It’s Wednesday.C)It’s May.D)It’s Teachers’ Day.参考答案:A

4.― When is Valentine’s Day?

―_______

A)It’s in February 14th.B)It’s February 14th.C)It’s at February 14th.D)It’s to February 14th.参考答案:B

5.―How long will your trip take?

―_______

A)It will start tomorrow.B)It has two days.C)It took two weeks.D)It will take about two weeks.参考答案:D

6.Choose the best answer for each of the following sentences.Jimmy could do nothing but _______to his teacher that he was wrong.A)admit B)admitted C)admitting D)to admit 参考答案:A

7.She reached the top of the hill and stopped _______.A)to have rested B)resting C)to have a rest D)having a rest

参考答案:C

8.Don’t forget _______the light when you leave the classroom.A)turning off B)to turn off C)turned off D)to have turned off

参考答案:B

9.We agreed __C_____here, but she hasn’t turned up yet.A)having met B)meeting C)to meet D)to have met

10.She couldn’t help _______when she heard the bad news.A)cry B)crying C)to cry D)cried

参考答案:B 11.The question _______next year has something important to do with our daily life.A)to discuss B)discussed C)being discussed D)to be discussed 参考答案:D 12.It is careless _______the same mistake in your composition.A)for you to make B)for you making 3.―Excuse me, sir.Where is Dr.Brown’s office?

―_______

A)You can’t ask me.B)Pardon? I have no idea.C)Please don’t say so.D)Sorry, I’m new around here, too.参考答案:D

4.― Excuse me, but can you tell me the way to the airport?

― _______

A)Don’t ask that.B)Go straight down this street.Turn left at the first traffic lights.You

C)of you to make D)of you making 参考答案:C 13.We must do whatever we can _______those who are in trouble.A)to help B)help C)helping D)to have helped 参考答案:A 14.When I handed the report to Tom, he said that George was the person _______.A)to send B)for sending it to C)to send it to D)for sending 参考答案:C 15.I am sorry _______you the other day.A)to offend B)offending C)to have offended D)to offending 参考答案:C 16.The boy wanted to ride his bike in the street, but his mother told him _______.A)not to B)not to do C)not do it D)do not do

参考答案:A 17.He warned me _______swimming alone because of the rain.A)didn’t go B)not go C)not to go D)not going 参考答案:C 18.You had better _______ to what he has to say.A)listen B)listened C)listening D)to listen 参考答案:A 19.He finds it easy _______English.A)to learn B)learning C)learned D)and learn

参考答案:A 20.I heard the girl _______next door yesterday morning.A)sang B)to sing C)have sung D)sing 参考答案:D Unit4 1.Choose the answer that best completes each dialog.―Excuse me, can you tell me the way to the Union Station?

―_______

A)You can’t miss it.B)I don’t know.C)Sure.Go straight ahead and take the second turning on your right.D)You will see it immediately.参考答案:C 2.―Excuse me, where’s the Capital Theatre?

―_______

A)There’s a statue near it.B)It’s two blocks away from here, along that road.C)I’ve got two theater tickets for tonight.D)Turn right and then you’ll find the cinema.参考答案:B

can’t miss it.C)No, I can’t say that.D)No, you’re driving too fast.参考答案:B 5.―_______

― Just over there at the second corner.A)Hello, sir.Tell me where the station is.B)Excuse me, could you tell me where the station is, please?

C)Good afternoon, sir.The station , please.D)Pardon, sir.Can I get to the station, please? 参考答案:B

6.Choose the best answer for each of the following sentences._______ time, he’ll become a first-class football player.A)Having given B)To give C)Giving D)Given 参考答案:D

7.Prices of daily goods _______online can be lower than store prices.A)are bought B)bought C)been bought D)buying 参考答案:B

8.Mr.Smith, _______ of the _______ speech, started to read a novel.A)tired;boring B)tiring;bored C)tired;bored D)tire;boring 参考答案:A 9.The net bar, _______last year, is very popular among the students in

this school.A)open B)opening C)having opened D)opened 参考答案:D

10.I’m going to have my car _______this afternoon.A)to be fixed B)to fix C)fixed D)fixing 参考答案:C

11._______from space, the earth looks like a blue ball.A)Seen B)See C)Seeing D)To see 参考答案:A

12.They found a _______old man _______on the ground.A)dying;lying B)dead;lied C)death;laying D)died;lain 参考答案:A

13.Most of the people _______to the party were famous scientists.A)invited B)to invite C)being invited D)inviting 参考答案:A

14._______the letter, he went out to post it.A)Writing B)Being written C)Having written D)Written 参考答案:C

15.The girl _______under that tree is my sister.A)is sitting B)sits C)sat D)sitting

参考答案:D

16._______a reply, he decided to write again.A)Not receiving B)Not having received

C)Having not received D)Receiving not 参考答案:B 17.Seeing the sun _______above the surface of the sea, we let out a shout of joy.A)to rise B)rose C)rising D)being risen 参考答案:C 18.She is writing a letter to a friend, _______him to attend the meeting.A)having invited B)inviting C)to invite D)invited 参考答案:B 19.A cook will be immediately dismissed if he is found _______ in the kitchen.A)smoke B)smoking C)to smoke D)smoked

参考答案:B 20.Football is played in many countries _______it the most popular sport in the world.A)making B)makes C)made D)to make

参考答案:A Unit5 1.Choose the answer that best completes each dialog._______

It’s nothing to worry about.I never liked it anyway.A)I lost my Walkman this morning.B)I feel awful.I’ve got a cold.C)I feel terrible, but I’ve left your tape somewhere.D)I’m sorry, but we don’t have that medicine.参考答案:C 2.Last year I missed a good chance to get promoted._______

A)Don’t worry.B)Don’t dwell too much on your past.C)You should blame yourself.D)You should satisfy with it.参考答案:B 3.It’s my fault._______

A)Don’t blame yourself.B)You should be more careful.C)Bad luck!D)Next time do better.参考答案:A 4.My dear!I made a mistake again._______

A)Be careful.B)Don’t worry.We can do something to make up for it.C)What a pity!D)You should worry about it.参考答案:B 5.What a poor job I’ve done!

_______

A)Do it again.B)You can do it.C)Do your best!D)Don’t be upset.No one can do it better than you.参考答案:D 6.Choose the best answer for each of the following sentences._______books helpful to the students?

A)Is this B)Are these C)Are theirs D)Are they 参考答案:B

7.There’s not much news in today’s paper, _______?

A)isn’t it B)are there C)is there D)aren’t there 参考答案:C

8.William didn’t go to school yesterday, _______?

A)does he B)didn’t he C)did he D)doesn’t he 参考答案:C

9._______you see it, you will never forget it.A)Since B)Once C)Before D)As soon as 参考答案:B

10.Let me do it, _______?

A)shall I B)shall we C)will you D)will I 参考答案:C

11.He burst into tears _______he heard the sad news.A)the moment B)until C)that D)so 参考答案:A

12.I was sure _______the children would overcome all the difficulties.A)if B)of C)what D)that 参考答案:D

13.It is either my sister or my brother who _______the first to come.A)are B)will be C)was D)is 参考答案:D

14.Neither _______know how to manage it nor _______want to.A)do I;do I B)do I;I do C)I do;do I D)I do;I do 参考答案:A 15.Although he’s only 16 years old, _______ he has been a college

student for two years.A)but B)/ C)however D)and 参考答案:B

16.Read the text slowly _______ you may understand the story better.A)and B)for C)since D)because

参考答案:A

17._______you will be fired.A)Either you agree to do so or B)Neither you agree to do so nor

C)Whether you agree to do so or

D)Not only you agree to do so but also

参考答案:A

18.We know nothing about the man _______ he has come for the papers.A)if B)because C)unless D)except that

参考答案:D

19._______before has our team been so active.A)Long B)Never C)Not D)Soon

参考答案:B

20.You must get up early tomorrow, _______ I will go there alone.A)or B)and C)yet D)for 参考答案:A Unit6

1.Choose the answer that best completes each dialog.Hello, may I make an appointment with the doctor?

_______

A)Sorry, he is busy at the moment.B)Why didn’t you call earlier?

C)Certainly.May I know your name?D)Sorry.He doesn’t want to see

you.参考答案:C

2.How about going to see a film together this evening? Let’s make it 6:30 at your place._______

A)Yes, it does me good.B)OK.I’ll be ready.C)I’d like that very much.D)What’s the best time to meet? 参考答案:B 3.Let’s make it round 8 o’clock._______

A)You’re all right.B)Yes, I can.C)Please don’t.D)Would some time later be convenient? 参考答案:D 4.Mike, I’m sorry to say that I won’t be able to keep my 10:30 appointment._______

A)Let’s make it 11:30 then.B)What happened?

B)she is watching TV at that time the day before

C)she was watching TV at that time the day before

D)was she watching TV at that time the day before 参考答案:C Tom _______.A)if you had finished your homework

B)whether he had finished his homework

C)whether had you finished your homework

D)if had he finished his homework 参考答案:B

14.He asked Tom, “Have you finished your homework?” = He asked

15.Yesterday the teacher told the students, “You will learn two lessons

C)You disappoint me.D)You can’t do so.参考答案:A 5.Excuse me.Do you think I could change my appointment from 2 to 3 o’clock? _______

A)Sorry, my timetable is full.B)No, you can’t.C)It’s not right to do so.D)It’s up to you.参考答案:A 6.Choose the best answer for each of the following sentences.Jane said, “Are you tired?” = Jane asked me _______.A)if I was tired B)if was I tired C)if I am tired D)if am I tired 参考答案:A 7.John said, “May I go with you?” = John asked me _______.A)if I might go with you B)if he might go with you

C)if he might go with me D)if he might go with John 参考答案:C 8.The old man said, “How old are you, little boy?” = The old man asked the little boy _______.A)how old were you B)how old you were

C)how old was I D)how old he was 参考答案:D 9.The teacher said, “What are you thinking about?” = The teacher asked me _______thinking about.A)what were you B)what you were C)what I was D)what was I

参考答案:C 10.When asked whether he had seen Jim, Tom answered, “_______”

A)Yes, I have.B)Nor have I.C)Certainly, he had seen him.D)Of course, I will.参考答案:A 11.Hans asked me, “Have you read that book yet?” = Hans asked me _______that book.A)whether I have read B)whether have I read

C)whether I had read D)whether had I read 参考答案:C 12.“Don’t be late again tomorrow,” the teacher said to John.= The teacher told John _______be late again the next day.A)don’t B)not to C)don’t to D)not 参考答案:B 13.He asked Li Hong, “Were you watching TV at this time yesterday?” = He asked Li Hong if _______.A)she was watching TV at this time yesterday

this week.” = Yesterday the teacher told the students that _______.A)you will learn two lessons this week

B)they would learn two lessons this week

C)they will learn two lessons this week

D)you would learn two lessons this week

参考答案:B Unit7

1.Choose the answer that best completes each dialog.I think Tom works harder than Bill._______

A)I’m glad to hear that.B)I’m sorry for Bill.C)I’m sorry, but I can’t agree with you.D)Thank you for saying nice

things for Tom.参考答案:C

2.We should practice speaking English very often._______

A)Yes, we could.B)That’s what I think.C)I wish I should.D)With pleasure.参考答案:B

3.Are you for or against my plan? _______

A)I’m for your plan.B)I’m against it.C)You are wrong.D)It’s true.参考答案:A

4.What do you think of his suggestion?_______

A)It’s not the case.B)I don’t think so.C)I believe so.D)There’s something in what he suggested.参考答案:D

5.I think smoking in school should be completely prohibited._______

A)No problem.B)I couldn’t agree with you more.C)That’s bad.D)Nonsense.参考答案:B

6.Choose the best answer for each of the following sentences.Can you find out _______her pen?

A)where Alice had put B)where had Alice put

C)where Alice has put D)where has Alice put

参考答案:C

7.You can’t imagine _______when they received these gifts.A)how they were excited B)how excited they were

C)how excited they have D)they were how excited

参考答案:B

8.I will give this book to _______wants to have it.A)whomever B)whoever C)whatever D)wherever

参考答案:B 9._______you don’t like him is none of my business.A)What B)Who C)That D)Whether 参考答案:C 10.We must do well _______the boss assigns us to do.A)that B)whatever C)whichever D)those 参考答案:B 11.Hans has a new car.I wonder when _______it.A)he bought B)did he buy C)buys D)he is buying 参考答案:A 12.I have not found my book yet.In fact, I’m not sure _______I could

A)What’s the news? B)Do you know the eruption?

C)Is there anything wrong? D)Oh, did you hear that?

参考答案:A

2.Did you hear what happened to John? _______

A)Who is John? B)John is a good man.C)No, I have no idea.What? D)John happened to be here.参考答案:C

3.Bill had a car accident and broke his arm._______

A)It’s impossible.B)Really? How terrible!

C)It’s too good to be true!D)Don’t cry!参考答案:B

4.John has been elected chairman._______

A)That’s too bad.B)That’s a shame.C)Oh, poor John!D)That’s have done with it.A)if B)whether C)how D)what 参考答案:D 13.The reason I plan to go is _______if I don’t.A)because she will be unhappy B)that she will be unhappy

C)what she will be unhappy D)for she will be unhappy 参考答案:B 14._______is a fact that English is accepted as an international language.A)What B)This C)That D)It 参考答案:D 15.Word has come _______some guests from Canada will come on a visit to our school.A)what B)that C)whether D)when 参考答案:B 16.The reason we’re so late is _______.A)for the car breaks down B)due to the car breaking down

C)that the car broke down D)because the car broke down 参考答案:C 17._______ the old man’s sons wanted to know was _______the gold had been hidden.A)That;what B)What;where C)What;that D)That;where

参考答案:B 18.The news _______to the Great Wall during the summer holidays made us very happy.A)what we would go B)how we would go

C)that we would go D)where we would go 参考答案:C 19.I have no idea _______they have kept in touch with me by e-mail since last year.A)what B)how C)why D)when 参考答案:C 20.We don’t doubt _______he can make a good job of it.A)if B)that C)what D)why 参考答案:B Unit8 1.Choose the answer that best completes each dialog._______ There was a volcano eruption in Japan.terrific!

参考答案:D

5.Did you know that Max got a scholarship to study in France? _______

A)He really deserves it.B)It’s hard to believe it!

C)It’s too far away!D)France is a beautiful country.参考答案:A

6.Choose the best answer for each of the following sentences.I shall never forget those days _______I lived in the country with the

farmers.A)that B)when C)which D)what

参考答案:B

7.Can you tell me the name of the city _______you visited last summer?

A)what B)where C)/ D)it 参考答案:C

8.I don’t like _______you speak to me.A)the way of that B)the way in that C)the way in which D)the

way of which

参考答案:C

9.Is this the restaurant _______?

A)which you work B)in which you work C)for which you work D)

where you work in 参考答案:B

10.That tree, _______branches are almost bare, is a very old one.A)whose B)which C)that D)it

参考答案:A

11.The book _______is not in the library.A)that I need it B)I need it C)which I need it D)I need

参考答案:D

12.He is a man with rich experience, from _______much can be learned.A)whom B)which C)what D)where 参考答案:A

13.This is one of the books that _______worth reading.A)is B)are C)has D)have 参考答案:B

14._______is known to all, there is no air or water on the moon.A)As B)Which C)That D)What 参考答案:A

15.Do you remember the day ten years ago _______I came to see you?

A)that B)when C)where D)how 参考答案:B 16.The sun heats the earth, _______is very important to living things.A)it B)that C)where D)which 参考答案:D 17.Spring is the season _______flowers are in full bloom.A)whose B)which C)when D)its

参考答案:C

10.Choose the best answer for each of the following sentences.Jane said, “Are you tired?” = Jane asked me _______.A)if I was tired B)if was I tired C)if I am tired D)if am I tired

参考答案:A

asked me _______thinking about.A)what were you B)what you were C)what I was D)what was I 参考答案:C 11.The teacher said, “What are you thinking about?” = The teacher

12.Hans asked me, “Have you read that book yet?” = Hans asked me 18.It is our parents _______we depend when we are in trouble.A)whoever B)whom C)on whom D)that

参考答案:C 19.Tom is the boy _______, everyone thinks, will win the first prize.A)who B)whom C)whoever D)he

参考答案:A 20.Smoking, _______is a bad habit, is nevertheless, still popular.A)though B)it C)that D)which

参考答案:D

大学英语B

(二)·第二次作业 1.What a poor job I’ve done!_______

A)Do it again.B)You can do it.C)Do your best!D)Don’t be upset.No one can do it better than you.参考答案:D 2.There’s not much news in today’s paper, _______?

A)isn’t it B)are there C)is there D)aren’t there

参考答案:C 3.William didn’t go to school yesterday, _______?

A)does he B)didn’t he C)did he D)doesn’t he

参考答案:C 4.Let me do it, _______?

A)shall I B)shall we C)will you D)will I

参考答案:C 5.He burst into tears _______he heard the sad news.A)the moment B)until C)that D)so

参考答案:A 6.Neither _______know how to manage it nor _______want to.A)do I;do I B)do I;I do C)I do;do I D)I do;I do

参考答案:A 7.Although he’s only 16 years old, _______ he has been a college student for two years.A)but B)/ C)however D)and

参考答案:B 8._______before has our team been so active.A)Long B)Never C)Not D)Soon

参考答案:B 9.How about going to see a film together this evening? Let’s make it 6:30 at your place._______

A)Yes, it does me good.B)OK.I’ll be ready.C)I’d like that very much.D)What’s the best time to meet?

参考答案:B

_______that book.A)whether I have read B)whether have I read

C)whether I had read D)whether had I read

参考答案:C

13.“Don’t be late again tomorrow,” the teacher said to John.= The

teacher told John _______be late again the next day.A)don’t B)not to C)don’t to D)not

参考答案:B

14.Yesterday the teacher told the students, “You will learn two lessons

this week.” = Yesterday the teacher told the students that _______.A)you will learn two lessons this week

B)they would learn two lessons this week

C)they will learn two lessons this week

D)you would learn two lessons this week

参考答案:B

15.Are you for or against my plan? _______

A)I’m for your plan.B)I’m against it.C)You are wrong.D)It’s true.参考答案:A

16.I will give this book to _______wants to have it.A)whomever B)whoever C)whatever D)wherever

参考答案:B

17.Hans has a new car.I wonder when _______it.A)he bought B)did he buy C)buys D)he is buying

参考答案:A

18.The reason we’re so late is _______.A)for the car breaks down B)due to the car breaking down

C)that the car broke down D)because the car broke down

参考答案:C

19.We don’t doubt _______he can make a good job of it.A)if B)that C)what D)why

参考答案:B

20.Bill had a car accident and broke his arm._______

A)It’s impossible.B)Really? How terrible!

C)It’s too good to be true!D)Don’t cry!

参考答案:B

21.Did you know that Max got a scholarship to study in France? _____

A)He really deserves it.B)It’s hard to believe it!

C)It’s too far away!D)France is a beautiful country.参考答案:A

22.I don’t like _______you speak to me.A)the way of that B)the way in that C)the way in which D)the

way of which 参考答案:C

23.This is one of the books that _______worth reading.A)is B)are C)has D)have

参考答案:B 24._______is known to all, there is no air or water on the moon.A)As B)Which C)That D)What

参考答案:A 25.Do you remember the day ten years ago _______I came to see you?

A)that B)when C)where D)how

参考答案:B

第三篇:华工网教—— 大学英语B(二)作业题答案(写写帮推荐)

大学英语B

(二)——作业

Exercise

Choose the best answer for each of the following sentences.1.He ___B____ five different languages fluently.A.speak

B.speaks C.Spoke

D.speaking 2.It ____C___true that sun rises from the east.A.be

B.been C.is

D.was 3.I’m sure he ___C____not mind your going with me.A.shall

B.can C.would

D.must 4.My sister ___C____have a baby.A.go to

B.goes to

C.is going to

D.went to

5.Metal ___C____when heated.A.expand

B.expanded C.expands

D.is expanding 6.Sorry, you can’t take the typewriter away, I _D______it.A.use

B.used C.have used

D.am using 7.Tom ____B___his exam by 18 December.A.Have

B.will have C.have had

D.will have had 8.President Obama ___B____China in May.A.visits

B.is to visit C.is visiting

D.visited 9.I was just __C_____into a doze when he started up.A.fall

B.fell C.falling

D.about to fall 10.They __B_____a new house at the foot of the hill last year.A.Build

B.built C.builds

D.was building 11.I ____D___a letter when she _______.A.write, calls

B.wrote, called C.was writing, calls

D.was writing, called 12.She ___B____here a minute ago.A.is

B.was C.be

D.been 13.Two months ago he __C_____from abroad.A.return

B.returns C.returned

D.was returning 14.Have you ____D___been to our town before? No.it’s my first time I _______here.A.ever, come

B.even, have come C.ever, come

D.ever, have come 15.You didn’t need to describe her.I ___B____her several times.A.had met

B.have met C.met

D.meet 16.Nobody __C_____him since last week.A.Sees

B.has seen C.saw

D.is seeing 17.The students ____D___busily when Miss Brown went to get a book she _______in the office.A.had written, left

B.were writing , has left C.had written, had left

D.were writing, had left 18.Coal ___B____to produce electricity for agriculture and industry.A.can use

B.can be used C.is to use

D.is using 19.It ___C____that she has some supernatural powers.A.believes

B.is believing

C.is believed

D.believed 20.I’d like the room __D_____

A.is decorated

B.was decorated C.has been decorated

D.to be decorated 21.If I ____A___you, I would stay at home.A.were

B.was C.am

D.had been 22.If he ___C____ my advice, he wouldn’t have lost his job.A.followed

B.should follow C.had followed

D.would follow 23.If he had receive sit more votes, he __D_____the chairman now.A.is

B.was not C.has been

D.would be 24.My suggestion is that you ____C___much meat.A.wouldn’t

B.shall not take C.not have

D.won’t have 25.My uncle suggests I ____A___abroad.I would rather you _______at home.A.go, stay

B.went, stayed C.go, stayed

D.went,stay

第四篇:企业战略管理,随堂练习2018秋华工网教答案

企业战略管理,随堂练习2018秋

企业战略管理

第一章 战略管理导论

1.(单选题)()是推动中国企业外部环境变化的首要和根本性驱动因素。

A.技术进步

B.经济全球化

C.经营环境动态化 D.中国经济转型

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

2.(单选题)受到技术进步、经济全球化和中国经济转型三大驱动因素的影响,中国企业的经营环境表现出()的特点。

A.高度封闭化

B.中央集权化

C.高度动态化

D.适度竞争化

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

3.(单选题)经营环境动态化对企业的影响主要表现在()。

A.竞争优势可保持性增强

B.竞争优势可保持性下降

C.竞争优势增强

D.竞争优势下降

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

4.(单选题)单一行业/产品/市场企业,或者集团公司属下的子公司所采用的战略是()。

A.公司层战略

B.经营层战略

C.职能层战略

D.职能层策略

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

5.(单选题)从企业战略功能的角度看,一体化战略、多元化战略属于()。

A.增长型战略

B.稳定型战略

C.收缩型战略

D.组合型战略

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

6.(单选题)选择和进入盈利水平最大或者行业信誉最高的行业,是企业获得高于社会平均水平收益的首要战略,这是以下哪一种企业战略决策思维模式中的假设?()。

A.制度基础模式

B.产业组织模式

C.资源基础模式

D.行业基础模式

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

7.(单选题)企业资源和能力上的竞争优势是企业战略制定的依据与获得超额利润的基础,这是以下哪一种企业战略决策思维模式中的假设?()。

A.制度基础模式

B.产业组织模式

C.资源基础模式

D.行业基础模式 答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

8.(单选题)企业战略管理者对战略目标进行分解,构建战略实施的计划体系,制定相应的职能战略,提供必要的管理支持,这些活动处于企业战略管理的()阶段。

A.战略制定

B.战略实施

C.战略评价

D.战略控制

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

9.(单选题)根据企业战略意图、宗旨等,提出企业战略,并在获得批准后,负责企业战略的实施,是()在企业战略管理中发挥的作用。

A.企业董事会

B.高层管理者

C.中层管理者

D.专业人士或团队

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

10.(多选题)推动中国企业经营环境的三大驱动因素是()。

A.技术进步

B.经济全球化

C.经营环境动态化 D.中国经济转型

答题:

A.B.C.D.(已提交)参考答案:ABD 问题解析:

11.(多选题)在各项改革措施逐步推进和落实的过程中,中国企业的经营环境仍然具有()三个方面的情境特征。

A.转型经济

B.计划经济体制

C.新兴市场

D.多重制度

答题:

A.B.C.D.(已提交)参考答案:ACD 问题解析:

12.(多选题)明茨伯格认为,企业战略是一种()。

A.计划(plan)

B.模式(pattern)

C.定位(position)

D.愿景/期望(perspective)

E.计谋(ploy)

答题:

A.B.C.D.E.(已提交)参考答案:ABCDE 问题解析:

第二章 外部环境分析

1.(单选题)根据对企业经营影响的远近,可将外部环境划分为三个层次。行业相关因素(包括供应商、购买者、潜在进入者、替代产品以及行业内部的竞争者等)属于哪一个层次的外部环境?()。

A.宏观环境

B.社会环境

C.市场与行业环境 D.竞争与合作环境

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

2.(单选题)宏观环境不包括()环境因素。

A.政治与法律

B.经济

C.自然

D.组织

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

3.(单选题)政治与法律环境不包括()因素。

A.政府制度

B.外交政策

C.货币政策

D.环保法规

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

4.(单选题)社会文化环境不包括()因素。

A.失业率

B.风俗习惯

C.宗教信仰

D.价值观

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

5.(单选题)经济环境不包括()因素。

A.经济体制

B.货币政策

C.利率

D.收入分配

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

6.(单选题)技术环境不包括()因素。

A.技术创新政策

B.对待工作和休闲的态度

C.政府和行业对技术发展的关注

D.科技成果转化的速度

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

7.(单选题)市场供需关系分析是对市场环境的()方面进行分析。

A.市场结构

B.顾客需求

C.消费方式

D.商业模式

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

8.(单选题)在五力分析模型中,影响行业潜在进入者进入障碍的因素不包括()。

A.规模经济

B.产品差异

C.企业文化

D.政府政策和专利

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

9.(单选题)在()情况下,供应商有较强的讨价还价能力。

A.供应商所处行业集中化程度高

B.所供应的产品有大量替代产品

C.所供应的产品转换成本低

D.供应商产品无差别

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

10.(单选题)在()情况下,购买商有较强的讨价还价能力。

A.购买商所处行业集中程度较低

B.所购买的产品差异性大

C.购买商所处行业的利润率高

D.购买商容易进行后向一体化

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

11.(单选题)在()情况下,行业内部竞争会变得激烈化。

A.行业快速增长

B.行业具有非常高的固定成本或库存成本

C.行业产品差异化明显

D.退出行业的障碍不大

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

12.(单选题)战略群是由一个行业内()和市场定位相似的竞争者所组成的群体。

A.企业宗旨

B.资源能力

C.目标市场

D.管理模式

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

第三章 内部环境分析

1.(单选题)企业的有形资源不包括()。

A.经营场所

B.财务资源

C.组织资源

D.质量标准

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

2.(单选题)企业的无形资源不包括()。

A.企业专利

B.员工知识结构

C.客户关系

D.企业商誉

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

3.(单选题)价值链中的价值创造活动可分成基本活动和支持性活动两大类,其中()属于支持活动要素。

A.制造与运营

B.服务

C.营销与销售

D.基础设施

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

4.(单选题)研发和生产制造属于哪一种企业能力?()。

A.管理能力

B.经营能力

C.整合能力

D.动态能力

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

5.(单选题)以下关于企业资源能力冗余性的判断,不正确的是()。

A.企业资源能力的冗余性应视作企业成本或多余的资源能力

B.企业资源能力的冗余性为企业保持战略柔性和灵活性

C.顾客需求变化可能会使曾经的优质资源变化劣质资源

D.行业环境会改变企业所拥有资源的价值

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

6.(单选题)以下关于企业核心专长的判断,不正确的是()。

A.企业可以建立适用于所有行业、市场、经营定位的普适性核心专长

B.核心专长是若干关键和可保持竞争优势的组合 C.核心专长是若干关键和可保持竞争优势的整合 D.核心专长有可能转变成为核心障碍

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

7.(单选题)SWOT分析矩阵是进行()和内部条件分析,从而寻找二者最佳可行战略组合的一种分析工具。

A.企业资源

B.组织结构

C.企业战略

D.企业外部环境

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

8.(单选题)在SWOT分析矩阵中,()是一种最理想的组合,任何企业都希望凭借该种组合最大限度地利用外部环境所提供的多种发展机会。

A.WT组合B.SO组合C.WO组合D.ST组合答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

9.(多选题)企业内部环境分析的内容包括()。

A.历史和现行战略分析

B.资源分析

C.能力分析

D.核心专长分析

答题:

A.B.C.D.(已提交)参考答案:ABCD 问题解析:

10.(多选题)以下()可能会造成企业在资源数量和质量上的优势和劣势发生根本性的转变。

A.制度或政策的变化

B.技术进步的影响

C.顾客需求的变化

D.消费方式的变化

答题:

A.B.C.D.(已提交)参考答案:ABCD 问题解析:

11.(多选题)(多选题)企业资源能力的战略价值应从()方面着手分析。

A.价值性

B.稀缺性

C.难以获得性

D.不可替代性

答题:

A.B.C.D.(已提交)参考答案:ABCD 问题解析:

第四章 企业战略承诺与战略目标

1.(单选题)企业利益相关者可分为资本市场利益相关者、产品市场利益相关者和组织利益相关者三类。以下属于产品利益相关者的是()。

A.股东

B.员工

C.供应商

D.债权人

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

2.(单选题)战略承诺是企业在综合考虑自身资源、能力和外部环境变化趋势的基础上,基于()对企业利益相关者作出的一种根本性和长期性的承诺。

A.企业核心价值观 B.企业管理者价值观

C.企业社会责任

D.企业战略目标

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

3.(单选题)表明“我们是谁、我们要干什么、我们为什么在这”的是()。

A.企业宗旨陈述

B.企业使命

C.企业愿景

D.企业哲学

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

4.(单选题)企业未来期望实现蓝图或者说企业最终希望实现什么宏伟蓝图,这是()。

A.企业宗旨陈述

B.企业愿景

C.战略意图

D.核心价值观

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

5.(单选题)佳能曾说要“打败施乐”,这是佳能的()。

A.企业愿景

B.战略意图

C.经营理念

D.核心价值观

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

6.(单选题)一个公司能够统率众多员工,使众多员工团结一致的中心思想,约束企业管理者行为决策的基本原则,就是该公司的()。

A.企业愿景

B.企业哲学

C.经营理念

D.核心价值观

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

7.(单选题)指导企业员工行为的最根本的优先序和准则,这是企业的()。

A.战略意图

B.企业愿景

C.经营理念

D.核心价值观

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

8.(单选题)从企业目标的内容体系来看,()可以被看作层次最高、时间跨度最长的目标。

A.企业宗旨陈述

B.企业经营目标

C.企业战略目标

D.企业经营理念

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

9.(单选题)在制定企业战略目标之前,必须进行()工作。

A.评价论证

B.目标拟定

C.调查研究

D.目标确定

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

10.(多选题)战略承诺的内容包括()。

A.企业经营目的B.企业经营范围

C.企业经营方式

D.构建竞争优势的关键领域

E.企业对利益相关者的关注

答题:

A.B.C.D.E.(已提交)参考答案:ABCDE 问题解析:

11.(多选题)有效的战略目标必须具备()要求。

A.决策合理

B.依据合理

C.结构合理

D.方法合理

答题:

A.B.C.D.(已提交)参考答案:BCD 问题解析:

第五章 业务层战略

1.(单选题)通过建立和发挥各种成本优势,力求占据低成本位置的的战略是()。

A.低成本定位战略 B.高差异定位战略 C.独特性定位战略 D.聚焦战略

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

2.(单选题)以下哪一项不是低成本定位战略的特征?()。

A.相对标准化的产品或服务

B.基本的产品性能和质量

C.相对较低的价格

D.快速创新

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

3.(单选题)以下哪一项不是低成本定位战略建立竞争优势的举措?()。

A.选择高效率大规模低成本的生产设备

B.重视市场和消费者研究

C.严格控制采购成本

D.严格控制生产运营和行政开支

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

4.(单选题)以下哪一项不是低成本定位战略的风险?()。

A.忽视顾客需求

B.技术进步导致设备设施过时

C.竞争对手模仿和改变竞争规则

D.顾客认为产品或服务价格太高

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

5.(单选题)以下哪一项不是高差异定位战略的特征?()。

A.高标准化的服务

B.基本的产品性能和质量

C.相对较高的价格

D.消费者有地位特殊的感觉

答题:

A.B.C.D.(已提交)参考答案:B 问题解析:

6.(单选题)以下哪一项不是高差异定位战略建立竞争优势的举措?()。

A.全面质量管理

B.重视市场和消费者研究

C.严格控制采购成本

D.重视产品或者服务的研究开发

答题:

A.B.C.D.(已提交)参考答案:C 问题解析:

7.(单选题)以下哪一项不是高差异定位战略的风险?()。

A.忽视顾客需求

B.顾客认为企业所创造的差异不重要

C.销售规模扩大存在困难

D.顾客认为产品或服务价格太高

答题:

A.B.C.D.(已提交)参考答案:A 问题解析:

8.(单选题)在狭窄市场上实施高差异定位的战略是()。

A.低成本定位战略 B.低成本聚焦战略 C.高差异定位战略 D.高差异聚焦战略

答题:

A.B.C.D.(已提交)参考答案:D 问题解析:

9.(单选题)独特性的顾客诉求是指()。

A.高差异顾客诉求

B.低成本顾客诉求

C.现有产品或服务不满的顾客诉求

D.标新立异的顾客诉求

答题:

A.B.C.D.(已提交)参考答案:C「更多(随堂,平时),添加WeChat ID:xu940413」 问题解析:

第五篇:2018华工经济数学随堂练习答案

一元微积分·第一章 函 数·第一节 函数概念 1.(单选题)下面那一句话是错误的?()

A.两个奇函数的和是奇函数

B.两个偶函数的和是偶函数

C.两个奇函数的积是奇函数

D.两个偶函数的积是偶函数

参考答案:C

2.(判断题)函数与是相等的。()

答题:

对.错.(已提交)参考答案:×

3.(判断题)函数与是相等的。()

答题:

对.错.(已提交)参考答案:×

一元微积分·第一章 函 数·第二节 经济中常用的函数

当前页有3题,你已做3题,已提交3题,其中答对3题。

1.(单选题)某厂为了生产某种产品,需一次性投入1000元生产准备费,另外每生产一件产品需要支付3元,共生产了100件产品,则每一件产品的成本是?()

A.11元

B.12元

C.13元

D.14元

参考答案:C

2.(单选题)某产品每日的产量是件,产品的总售价是元,每一件的成本为元,则每天的利润为多少?()A.元 B.元 C.元 D.元

参考答案:A

3.(单选题)某产品当售价为每件元时,每天可卖出(即需求量)1000件.如果每件售价每降低或提高a元,则可多卖出或少卖出b件,试求卖出件数与售价之间的函数关系?().A. B.

C. D.

参考答案:C 一元微积分·第一章 函 数· 第三节 基本初等函数

1.(单选题)的反函数是?()A. B.

C. D.

参考答案:C

2.(单选题)的反函数是?()A. B.

C. D.

参考答案:B

3.(单选题)下面关于函数哪种说法是正确的?()A.它是多值、单调减函数

B.它是多值、单调增函数

C.它是单值、单调减函数

D.它是单值、单调增函数

参考答案:D

4.(判断题)反余弦函数的值域为。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第一章 函 数·第四节 复合函数和初等函数 1.(单选题)已知的定义域是,求+,的定义域是?()参考答案:C

2.(单选题)设,则x的定义域为?()参考答案:C

3.(多选题)可以看做是哪些基本初等函数的复合或有限次四则运算步骤组成?(参考答案:ABCD 一元微积分·第二章 极限与连续·第一节 极限概念 1.(单选题)求?()参考答案:D

2.(判断题)当时,函数的极限不存在。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第二章 极限与连续·第二节 极限的运算法则 1.(判断题)下式是否计算正确:()

答题:

对.错.(已提交)参考答案:×)2.(判断题)下式是否计算正确:()

答题:

对.错.(已提交)参考答案:×

3.(判断题)下式是否计算正确:()

答题:

对.错.(已提交)参考答案:×

一元微积分·第二章 极限与连续·第三节 两个重要极限 1.(单选题)计算?()参考答案:B

2.(单选题)计算?()参考答案:C

3.(判断题)下式是否计算正确:()

答题:

对.错.(已提交)参考答案:×

4.(判断题)下式是否计算正确:()

答题:

对.错.(已提交)参考答案:×

一元微积分·第二章 极限与连续·第四节 函数的连续性 1.(单选题)求的取值,使得函数在处连续。()参考答案:A

2.(判断题)设,则在处连续。()

答题:

对.错.(已提交)参考答案:√

3.(判断题)在定义域上的每一点都连续。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第三章 导数与微分·第一节 导数概念 1.(单选题)设,且极限存在,则此极限值为()参考答案:B

2.(单选题)试求+在的导数值为()参考答案:B

3.(判断题)可导的函数是连续的,连续的函数不一定可导。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第三章 导数与微分·第二节 导数的基本公式及运算法则 1.(单选题)若,则=? 参考答案:C

2.(判断题)()

答题:

对.错.(已提交)参考答案:√

3.(判断题)若,则()

答题:

对.错.(已提交)参考答案:√

4.(判断题)()

答题:

对.错.(已提交)参考答案:×

一元微积分·第三章 导数与微分·第三节 经济中的边际和弹性概念 1.(单选题)设某产品的总成本函数为:,需求函数,其中为产量(假定等于需求量),为价格,则边际成本为?()参考答案:B

2.(单选题)在上题中,边际收益为?()参考答案:B

3.(单选题)在上题中,边际利润为?()参考答案:B

4.(单选题)在上题中,收益的价格弹性为?()参考答案:C 一元微积分·第三章 导数与微分·第四节 高阶导数

当前页有3题,你已做3题,已提交3题,其中答对3题。1.(单选题)已知函数,则?()参考答案:A

2.(单选题)已知函数,则?()参考答案:C

3.(单选题)已知函数,则?()参考答案:A 一元微积分·第三章 导数与微分·第五节 微分 1.(单选题)求函数的微分。参考答案:B

2.(单选题)已知球的体积为,当球的半径由变为时,球体积的增量为?()参考答案:A

3.(单选题)计算的近似值为?()参考答案:C

4.(判断题)函数在点可微,则函数在点可导,且当在点可微时,其微分是。()

答题:

对.错.(已提交)参考答案:√

5.(判断题)若是由方程确定的,则。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第四章 导数的应用·第一节 微分中值定理和洛必塔法则 1.(单选题)不用求出函数的导数,分析方程有几个实根?()A.0 B.1 C.2 D.3

参考答案:D

2.(单选题)=?()A.0 B.1 C.-1 D.2

参考答案:B

3.(单选题)=?,()A.0 B.1 C.-1 D.2

参考答案:A

4.(判断题)求不能使用洛必塔法则。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第四章 导数的应用·第二节 函数单调性、极值和渐近线 1.(多选题)下面关于函数的描述,那两句话是正确的?()A.函数在上单调递减 B.函数在上单调递增 C.函数在上单调递减

D.函数在上单调递增

参考答案:AC

2.(判断题)在上是单调递增的。()

答题:

对.错.(已提交)参考答案:√

3.(判断题)函数的极大值就是函数的最大值。()

答题:

对.错.(已提交)参考答案:×

4.(判断题)如果函数在点处二阶可导,且=0,若,则在点处取得极小值。()答题:

对.错.(已提交)参考答案:√

一元微积分·第四章 导数的应用·第三节 经济中的优化模型

1.(单选题)某厂生产某产品,每批生产台得费用为,得到的收入为,则利润为?(参考答案:A

2.(单选题)在上题中,请问生产多少台才能使得利润最大?()

A.220

B.230

C.240

D.250

参考答案:D 一元微积分·第四章 导数的应用·第四节 函数的作图 1.(多选题)下面关于函数哪两句话是正确的?()A.函数在上是凹的 B.函数在上是凸的 C.函数在上是凹的D.函数在上是凸的参考答案:AD 一元微积分·第五章 不定积分·第一节 不定积分的概念 1.(单选题)求不定积分=?()参考答案:B

2.(单选题)求不定积分=?()参考答案:D

3.(判断题)。()

答题:

对.错.(已提交))参考答案:√

一元微积分·第五章 不定积分·第二节 不定积分的计算 1.(单选题)试计算()参考答案:D

2.(判断题)。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第六章 定积分·第一节 定积分的概念 1.(单选题)利用定积分的几何意义,试确定=?()参考答案:C

2.(判断题)是否有以下不等式成立。()

答题:

对.错.(已提交)参考答案:×

一元微积分·第六章 定积分·第二节 牛顿——莱布尼兹公式 1.(单选题)计算定积分=?()参考答案:B

2.(单选题)计算定积分?()参考答案:B

3.(判断题)下式是否正确。()

答题:

对.错.(已提交)参考答案:√

4.(判断题)下式是否正确。()

答题:

对.错.(已提交)参考答案:×

5.(判断题)设,求。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第六章 定积分·第三节 定积分的计算 1.(单选题)计算? 参考答案:D

2.(单选题)计算? 参考答案:B

3.(判断题)设为连续函数,若如果是偶函数,则。()

答题:

对.错.(已提交)参考答案:√

4.(判断题)设为连续函数,如果是奇函数,则。()

答题:

对.错.(已提交)参考答案:√

一元微积分·第六章 定积分·第四节 广义积分 1.(单选题)计算广义积分=? A.0 B.

C.1 D.

参考答案:B

2.(单选题)计算=? 参考答案:A 一元微积分·第六章 定积分·第五节 经济中的积分模型

1.(单选题)某产品的总成本(单位:万元)的边际成本函数(单位:万元/百台),总收入为(单位:万元)的边际收入函数为(单位:万元/百台), 为产量,而固定成本(单位:万元),求总的利润函数=?()参考答案:A

2.(单选题)在上题中,计算总利润最大时的产量=?()A.22 B.23 C.24 D.25

参考答案:C

3.(单选题)在上题中,从利润最大时再生产100台,总利润增加多少?()

A.-0.32万

B.-0.42万

C.-0.52万

D.-0.62万

参考答案:B 线性代数·第一章 行列式·第一节 二阶行列式与三阶行列式 1.(单选题)计算?()参考答案:A 线性代数·第一章 行列式·第二节 n阶行列式 1.(单选题)利用行列式定义计算n阶行列式:=?()参考答案:C

2.(单选题)用行列式的定义计算行列式中展开式,的系数。A.1, 4 B.1,-4 C.-1,4 D.-1,-4

参考答案:B 线性代数·第一章 行列式·第三节 行列式的性质 1.(单选题)计算行列式=?()A.-8 B.-7 C.-6 D.-5

参考答案:B

2.(单选题)计算行列式=?()A.130 B.140 C.150 D.160

参考答案:D

3.(单选题)四阶行列式的值等于()参考答案:D

4.(单选题)行列式=?()参考答案:B

5.(单选题)已知,则? A.6m B.-6m C.12m D.-12m

参考答案:A 线性代数·第一章 行列式·第四节 克莱姆法则 1.(单选题)齐次线性方程组有非零解,则=?()A.-1 B.0 C.1 D.2

参考答案:C

2.(单选题)齐次线性方程组有非零解的条件是=?()A.1或-3

B.1或3

C.-1或3 D.-1或-3

参考答案:A 线性代数·第二章 矩阵·第一节 矩阵的概念 1.(单选题)设,求=?()参考答案:D

2.(单选题)设矩阵,为实数,且已知,则的取值分别为?()A.1,-1,3 B.-1,1,3 C.1,-1,-3 D.-1,1,-3

参考答案:A

3.(判断题)同阶的两个上三角矩阵相加,仍为上三角矩阵。()

答题:

对.错.(已提交)参考答案:√

线性代数·第二章 矩阵·第二节 矩阵的运算 1.(单选题)设, 满足, 求=?()参考答案:C

2.(单选题)设,求=?()参考答案:D

3.(单选题)设,矩阵,定义,则=?()参考答案:B

4.(单选题)设,n为正整数,则=?()A.0 B.-1 C.1 D.

参考答案:A

5.(单选题)设为n阶对称矩阵,则下面结论中不正确的是()A.为对称矩阵

B.对任意的 为对称矩阵 C.为对称矩阵

D.若可换,则为对称矩阵

参考答案:C 线性代数·第二章 矩阵·第三节 分块矩阵

1.(单选题)设为m阶方阵,为n阶方阵,且,,则=?()参考答案:D 线性代数·第二章 矩阵·第四节 逆矩阵 1.(单选题)设,求=?()参考答案:D

2.(单选题)设,求矩阵=?()参考答案:B

3.(单选题)设均为n阶矩阵,则必有()参考答案:C

4.(单选题)设均为n阶矩阵,则下列结论中不正确的是()A.若,则都可逆

B.若,且可逆,则

C.若,且可逆,则 D.若,且,则

参考答案:D

5.(单选题)设均为n阶可逆矩阵,则下列结论中不正确的是()参考答案:B 线性代数·第二章 矩阵·第五节 矩阵的初等变换 1.(单选题)利用初等变化,求的逆=?()A. B.

C. D.

参考答案:D

2.(单选题)设,则=?()A. B.

C. D.

参考答案:B 线性代数·第二章 矩阵·第六节 矩阵的秩

1.(单选题)设矩阵的秩为r,则下述结论正确的是()A.中有一个r+1阶子式不等于零 B.中任意一个r阶子式不等于零

C.中任意一个r-1阶子式不等于零 D.中有一个r阶子式不等于零

参考答案:D

2.(单选题)初等变换下求下列矩阵的秩,的秩为?()A.0 B.1 C.2 D.3

参考答案:C

3.(单选题)求的秩为?()A.2 B.3 C.4 D.5

参考答案:D

4.(单选题),且,则=?()A.1 B.-3 C.1或-3 D.-1

参考答案:B 线性代数·第三章 向量·第一节 向量的概念及其运算 1.(单选题)设,,求=?()A. B.

C. D.

参考答案:C

2.(单选题)设向量,,数使得,则分别为?()参考答案:A

线性代数·第三章 向量·第二节 向量的线性相关性

1.(单选题)向量组(s>2)线性相关的充分必要条件是()A.中至少有一个是零向量 B.中至少有两个向量成比例

C.中至少有一个向量可以由其余s-1个向量线性表示出 D.中的任一部分线性相关

参考答案:C

2.(判断题)设向量,,则向量可以表示为,的线性组合,即。

答题:

对.错.(已提交)参考答案:√

线性代数·第三章 向量·第三节 向量组的秩

1.(单选题)设n阶矩阵的秩,则的n个行向量中()A.必有r个行向量线性无关 B.任意r个行向量线性无关

C.任意r-1个行向量线性无关

D.任意一个行向量都可以被其他r个行向量线性表出

参考答案:C

2.(单选题)设有向量组,,,则此向量组中的极大线性无关组为?()参考答案:B 线性代数·第四章 线性方程组·第一节 消元法

1.(单选题)齐次线性方程组有非零解,则必须满足()参考答案:D

2.(单选题)已知线性方程组:无解,则=?()A.-1 B.0 C.1 D.2

参考答案:A 线性代数·第四章 线性方程组·第二节 线性方程组解的判定

1.(单选题)非齐次线性方程组中未知量个数为n,方程个数为m,系数矩阵的秩为r,则()A.r=m时,方程组有解

B.r=n时,方程组有唯一解 C.m=n时,方程组有唯一解

D.r

参考答案:A

2.(单选题)设是矩阵,齐次线性方程组仅有零解的充分条件是()A.的列向量组线性相关

B.的列向量组线性无关 C.的行向量组线性无关 D.的行向量组线性无关

参考答案:B 线性代数·第四章 线性方程组·第三节 线性方程组解的结构 1.(单选题)求齐次线性方程组的基础解系是()参考答案:C

2.(单选题)求齐次线性方程组的基础解系为()参考答案:A 概率统计·第一章 随机事件和概率·第一节 随机事件及其关系与运算

1.(单选题)写出下列随机试验的样本空间及下列事件的集合表示:掷一颗骰子,出现奇数点。

A.样本空间为,事件“出现奇数点”为 B.样本空间为,事件“出现奇数点”为 C.样本空间为,事件“出现奇数点”为 D.样本空间为,事件“出现奇数点”为

参考答案:D

2.(单选题)向指定的目标连续射击四枪,用表示“第次射中目标”,试用表示四枪中至少有一枪击中目标(): 参考答案:C

3.(单选题)向指定的目标连续射击四枪,用表示“第次射中目标”,试用表示前两枪都射中目标,后两枪都没有射中目标。()参考答案:A

4.(单选题)向指定的目标连续射击四枪,用表示“第次射中目标”,试用表示四枪中至多有一枪射中目标 参考答案:B 概率统计·第一章 随机事件和概率·第二节 随机事件的概率

1.(单选题)一批产品由8件正品和2件次品组成,从中任取3件,则这三件产品全是正品的概率为()参考答案:B

2.(单选题)在上题中,这三件产品中恰有一件次品的概率为()参考答案:C

3.(单选题)在上题中,这三件产品中至少有一件次品的概率。参考答案:B

4.(单选题)甲乙两人同时向目标射击,甲射中目标的概率为0.8,乙射中目标的概率是0.85,两人同时射中目标的概率为0.68,则目标被射中的概率为()

A.0.8

B.0.85

C.0.97

D.0.96

参考答案:C

5.(单选题)袋中装有4个黑球和1个白球,每次从袋中随机的摸出一个球,并换入一个黑球,继续进行,求第三次摸到黑球的概率是()参考答案:D 概率统计·第一章 随机事件和概率·第三节 条件概率与事件的独立性 1.(单选题)设A,B为随机事件,,=?()参考答案:A

2.(单选题)设有甲、乙两批种子,发芽率分别为0.9和0.8,在两批种子中各随机取一粒,则两粒都发芽的概率为()参考答案:B

3.(单选题)在上题中,至少有一粒发芽的概率为()参考答案:C

4.(单选题)在上题中,恰有一粒发芽的概率为()参考答案:D 概率统计·第一章 随机事件和概率·第四节 全概率公式与贝叶斯公式

1.(单选题)市场供应的热水瓶中,甲厂的产品占,乙厂的产品占,丙厂的产品占,甲厂产品的合格率为,乙厂产品的合格率为,丙厂产品的合格率为,从市场上任意买一个热水瓶,则买到合格品的概率为()A.0.725 B.0.5 C.0.825 D.0.865

参考答案:D

2.(单选题)在上题中,已知买到合格品,则这个合格品是甲厂生产的概率为()参考答案:A

3.(单选题)有三个盒子,在第一个盒子中有2个白球和1个黑球,在第二个盒子中有3个白球和1个黑球,在第三个盒子中有2个白球和2个黑球,某人任意取一个盒子,再从中任意取一个球,则取到白球的概率为()参考答案:C

概率统计·第二章 随机变量及其分布函数·第一节 随机变量及其分布函数 1.(单选题)已知随机变量X的分布函数为,用分别表示下列各概率: 参考答案:A

2.(单选题)观察一次投篮,有两种可能结果:投中与未投中。令 试求X的分布函数。A. B.

C. D.

参考答案:C

3.(单选题)在上题中,可以得为多少? 参考答案:B 概率统计·第二章 随机变量及其分布函数·第二节 离散型随机变量

1.(单选题)抛掷一枚匀称的骰子,出现的点数为随机变量X,求“出现的点数不超过3”的概率为()参考答案:C

2.(单选题)若书中的某一页上印刷错误的个数X服从参数为0.5的泊松分布,求此页上至少有一处错误的概率为?()参考答案:A 概率统计·第二章 随机变量及其分布函数·第三节 连续型随机变量 1.(单选题)设连续型随机变量X的密度函数为,则A的值为: 参考答案:C

2.(单选题)某电子仪器的使用寿命X(单位:小时)服从参数为0.0001的指数分布,则此仪器能用10000小时以上的概率为?()参考答案:A

概率统计·第二章 随机变量及其分布函数·第四节 正态分布

1.(单选题)由某机器生产的螺栓长度服从,规定长度在内为合格品,求某一螺栓不合格的概率为()参考答案:C

2.(判断题)已知标准正态分布的分布函数为,则有。()

答题:

对.错.(已提交)参考答案:√

概率统计·第三章 随机变量的数字特征、极限定理·第一节、数学期望与方差 1.(单选题)设随机变量X的分布列为 X-2 0 2 0.4 0.3 0.3 则分别为()A.0.2,2.8 B.-0.2, 2.6 C.0.2, 2.6 D.-0.2, 2.8

参考答案:D

2.(单选题)已知随机变量X在服从均匀分布,试求为()参考答案:B

3.(多选题)设随机变量X的密度函数,则下列关于说法正确的是()参考答案:AC

4.(多选题)设随机变量~,以下说法正确的是:()参考答案:ABCD 概率统计·第三章 随机变量的数字特征、极限定理·第二节、大数定律与中心极限定理

1.(单选题)设随机变量X的分布列为: X 0.3 0.6 0.2 0.8 试估计的值为()A.0.55 B.0.64 C.0.58 D.0.6

参考答案:B

2.(单选题)某厂生产的灯泡的合格率为0.6,求10000只灯泡中含合格灯泡数在5800到6200的概率为()

A.0.9

B.0.925

C.0,975

D.0.9999

参考答案:D 概率统计·第三章 随机变量的数字特征、极限定理·第三节、概率在经济学中的应用 1.(单选题)甲乙两人在一天的生产中,出次品的数量分别为随机变量,且分布列分别为: 甲:

若两人日产量相等,则哪一个工人的技术好? A.甲的技术好 B.乙的技术好

C.甲乙的技术一样好 D.无法比较.参考答案:B

2.(判断题)设2000年10月南京714厂生产10 000台熊猫彩电,每次抽7台,重复进行寿命试验,试验结果如下表: 答题:

对.错.(已提交)参考答案:×

概率统计·第四章 数理统计的基本概念·第一节 统计与随机样本

1.(判断题)根据上题,判断以下说法:若已知总体的期望,总体的方差未知,可以用样本的方差和样本的方差代替。()

答题:

对.错.(已提交)参考答案:√

概率统计·第四章 数理统计的基本概念·第二节 统计量 1.(单选题)设有下面的样本值,:,则样本的均值和方差为? A.0.51,0.132 B.0.52, 0.132 C.0.51, 0.121 D.0.52, 0.121

参考答案:A

2.(判断题)设~,不全相同,是简单随机样本。()

答题:

对.错.(已提交)参考答案:×

概率统计·第五章 参数估计与假设检验·第一节 参数的点估计 1.(单选题)已知指数分布的密度函数为

(),则未知参数的最大似然估计为()A.的最大似然估计为 B.的最大似然估计为 C.的最大似然估计为 D.的最大似然估计为

参考答案:C

2.(多选题)一种钢丝的折断力~,从一批钢丝中随机抽取10根,测其折断力,得如下数据: 572 578 570 568 596 570 572 570 572 584 一下关于未知参数和的矩估计值说法正确的是()A.的矩估计为475.2 B.的矩估计为575.2 C.的矩估计为78.16 D.的矩估计为68.16

参考答案:BD

3.(多选题)若总体服从的均匀分布,则参数的矩估计量为()。A.的矩估计为 B.的矩估计为 C.的矩估计为 D.的矩估计为

参考答案:BC

4.(判断题)设()为总体的一个样本,都是总体均值的无偏估计。()

答题:

对.错.(已提交)参考答案:√

概率统计·第五章 参数估计与假设检验·第二节 参数的区间估计

1.(单选题)某炼铁厂的铁水含碳量~ ,随机抽取10炉铁水,得其平均含碳量为4.48,则该铁厂的铁水平均含碳量的置信区间为()参考答案:D

概率统计·第五章 参数估计与假设检验·第三节 参数的假设检验

1.(单选题)岩石密度的测量误差服从正态分布,随机抽取容量为15的一个样本,得测量误差的修正样本均值=0.2,求总体方差的置信区间()参考答案:A

2.(单选题)某项试验中测得其温度,通常情况下,温度方差保持在,现在某天里抽测了25次,测量温度计算得。问该天的试验温度方差与要求相比有无显著差异(该温度值服从正态分布,取)? A.接受原假设

B.拒绝原假设

参考答案:A 概率统计·第六章 回归分析初步·第一节 一元线性回归方程

1.(单选题)设某工厂在过去的一年里,每月生产成本C(单位:万元),与每月产量q(单位:万件)的统计数据如下:

则C对q的回归方程及检验线性相关的显著性如何()A.,线性相关性显著 B.,线性相关性不显著 C.,线性相关性显著 D.,线性相关性不显著

参考答案:C

2.(判断题)称为随机变量与的协方差。即

=而

称为随机变量与的相关系数。()

答题:

对.错.(已提交)参考答案:√

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