第一篇：科技与发明类雅思作文怎么写？
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科技与发明类雅思作文怎么写？
1.现代通讯科技
母题1：People can perform everyday tasks, such as shopping and banking as wellas business transactions, without meeting other people face-to-face.What arethe effects of this on individuals and society as a whole?(050226, 070331)
提示：这道题目是经典的科技类话题，因为这道“无脸化交易”的题目浓缩了网络购物、电视购物、网络银行，ATM自助银行、手机银行、电话会议、视频会议等多种话题，是大家必写的话题之一。
母题2：Many employees may work at home with the modern technology.Some peopleclaim that it can benefit only the workers, not the employers.Do you agree ordisagree?(050716, 091212)
提示：“远程上班”telecommute也是一个重点话题，对于员工和雇主当然都有好处。
2.现代媒体(电视、电脑、手机)
母题1： Some people believe that time spent on television, video and computergames can be valuable for children.Others believe this has
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negative effects ona child.Discuss both views and give your own opinion.(080110)
提示：这道话题涵盖了电视、视频和电脑游戏的好处与坏处，可以多练习。
母题2：There are social, medical and technical problems associated with theuse of mobile phones.What forms do they take? Do you agree that the problemsoutweigh the benefits of mobile phones?(060114)
提示：这道题目是手机类话题的经典题目，从社会、健康、科技三个角度来展开，范围很广。
子题：要不要鼓励儿童看电视?看电视和玩游戏对小孩、家庭和社会有什么影响，怎样解决?电脑不能帮助儿童学习，只会造成身心伤害，你同意吗?如何鼓励老年人使用手机和电脑?手机对于个人和社会的好处与坏处是什么?
3.替代类话题
母题：Some people think that the government should establish free libraries ineach town.Others believe that it is a waste of money since people can accessthe Internet at home to obtain information.Discuss both sides and give your ownopinion.(120112)
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提示：这道题目入选母题是因为它结合了科技、文化和政府三大话题，非常值得一练。不过考虑到2012年1月12日刚刚考过，最近几个月再考的概率不会很大了。
子题：图书馆要不要提供高科技媒体诸如电脑软件和DVD?网络是否会取代博物馆和美术馆?手机和电脑正在逐渐取代书信，你同意吗?机器(机器人)取代人类工作，利弊如何?网络教育是否会取代传统课堂?(提示：这部分话题与教育类话题结合，已被归入教育类)
4.其它科技话题(与社会、生活类话题结合)
题目：飞机旅行只对富人有好处吗？现代科技使人们失去创造力吗?科技发展造成负面影响了吗?科技发展是否拉大了贫富差距?早起的科技是否比现在的科技影响更大？科技改变了人们之间的关系了吗？科技造成环境污染/使我们的生活变得更加复杂，我们是否要告别科技，过简单的生活？
提示：对于拉大贫富差距这个话题，可以网上搜索一下digital divide这个关键词。
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第二篇：雅思口语：重要发明
雅思培训班：http://edu.21cn.com/kcnet430/雅思一对一咨询qq：1613508081
Describe the most important invention before the computer.You should say:
What it is.What it is used for.What the advantages and disadvantages of it are.TOPIC 34.1
THE MOST IMPORTANT INVENTION
THE AUTOMOBILE
1.Since its invention, the automobile has become one of the most important means of transport in the world.Automobiles have completely changed the lifestyles of almost all people in the world.2.On the positive side, people can go anywhere by car more rapidly compared to on foot or riding a horse in the past.And thus people can realize their dreams of traveling to far off places.3.On the negative side, automobiles are the main source of air pollution in the world.This creates the so-called 揼reen-house?effect, which leads to many serious environmental problems.As for the applications of the automobile are concerned, I would like to highlight the following:
4.Firstly, it has totally changed the way in which we travel.In the past, animals like horses, mules, and camels were used for traveling and the transportation of goods.Compared to previous ways of traveling, automobiles are more comfortable and faster.5.In addition, the automobiles have made it possible for us to transport large quantities of goods and people at one time.For example, mega-trucks and busses are well suited for these purposes.6.Lastly, the invention of the automobile has resulted in many new industries being formed.The repairs and spare-parts industries for example, provide jobs to millions of people all over the world.雅思培训班：http://edu.21cn.com/kcnet430/雅思一对一咨询qq：1613508081
第三篇：雅思大作文-环保类
环保: environmental protection 环境保护 environmentally-friendly 环保的 preserve v.保护，保存 污染：
Pollute= contaminate, 污染（动词）pollutant 污染物
Pollution=contamination 污染（名词）垃圾: rubbish, garbage, trash, waste, litter 处理: dispose of, burn, bury(landfill垃圾场), dump倾倒，recycle 回收
plastic bags塑料袋, drinking cans饮料罐 biodegradable packaging 可降解包装, throwaway 可丢弃的 disposable 可丢弃的 discourage v.不鼓励 燃料
non-renewable 不可再生的
fossil fuels矿石燃料: natural gas, coal, petroleum limited/finite natural resources 有限的自然资源 alternative energy替代能源 replace=substitute v.取代
(wind power, hydropower水电, solar(lunar)power太阳能, nuclear power核能 radioactivity n.辐射性
use up, deplete, exhaust v.用光，耗尽 conserve v.节省，节约, consume less v.少消耗 危害动物: poaching非法打猎，盗猎, damage natural habitat 破坏自然栖息地, rare breed稀有物种, endangered species濒危物种, extinct adj.灭绝(die out, disappear动词), animal rights activist动物权益保护者 , natural reserve(giant panda大熊猫)自然保护区, protect wild life保护野生动物, disastrous灾难性的, devastation破坏, have disastrous effect on…对。。有灾难性的影响 危害植物: vegetation植被
deforestation森林消失, landslide山体滑坡, 危害环境: carbon dioxide二氧化碳, acid rain酸雨(erode腐蚀)greenhouse effect温室效应(worsening, deteriorate, deterioration恶化)global warming全球变暖
ecological system=ecosystem生态系统
green belt绿化带, sand storm沙尘暴,(filter v.过滤)arouse people’s awareness/consciousness of environmental protection提高公众的环保意识
第四篇：雅思作文家乡类
What is famous about your hometown?
My hometown is famous for its beautiful nature scenery and its various types of animals and wild plants.There is a national nature reserve-ZhaLong nature reserve.（The Zhalong Nature Reserve is the largest wetland ecological reserve in China set aside for the protection of the crane and other birds.On the lower reaches of the Wuyur River in the Songhua-Nenjiang Rever Plain in western Heilongjiang Province, it is 26.7 kilometers southeast of Qiqihar and covers an area of 2,100 square kilometers.It stands 142.5 meters above sea level and has a temperate semi-wet continental climate.The reserve is rich in bird resources and is home to 296 types of birds.Most are waterfowls.The varieties and numbers of cranes are rare in the world China is home to nine of the 15 varieties extant in the world.The reserve boasts six of these nine.The red-crested crane, white-naped cane, white-plumage crane and common crane are nest in the reserve and the white crane and
white-headed ibis winter in the reserve such rare birds as the while stork, black stork,swan, while ibis and great egret, as well as geese and ducks, visit the reserve.It is really a paradise of birds and a home of cranes.By the western edge of the reserve, a tourism zone has been designated to serve bird watchers, the first of its kind in the country.The bird watching gone is eight kilometers from north to south and nine kilometers from east to west, covering an area of 1,550 hectares and accounting for 0 7 percent of the total area of the reserve.The scenic spots include the vushrlgang Pavilion, where visitors can view a video about the Zhalong Nature Reserve and cranes, call climb to the top of the pavilion to watch the wetland cranes and waterfowl and can visit exhibitions and domestication farms;South Zhalong Lake, North Zhalong Take, Sigouzi(a river channel)and the Zhalong Fishing Pool, where they can observe geese, ducks, pheasants and other birds;Jiujefang and Dachangzi, where visitors can see ibis, egret, crane, stork and other wading birds and birds of prey, Tumukesigang, where they can observe birds of the field and residential areas, and the Zhalong sapling farm and grasslands, where they can see forest birds and such grassland wild fowl as the great bustards.This reserve has been developed into a national crane research center, a publicity and education center of bird protection and a bird watchers paradise.）
What do people do for fun in your hometown?
It depends, but most people prefer Snow and Ice sports like ice hockey.(Ice hockey, often referred to simply as hockey, is a team sport played on ice.It is a fast paced and physical sport.Ice hockey is most popular in areas that are sufficiently cold for natural, reliable seasonal ice cover, though with the advent of indoor artificial ice rinks it has become a year-round pastime at the amateur level in major
metropolitan areas such as cities that host a National Hockey League(NHL)or other professional-league team.It is one of the four major North American professional sports, and is represented by the National Hockey League(NHL)at the highest level, and the National Women's Hockey League(NWHL), the highest level of women's ice hockey in the world.It is the official national winter sport of Canada, where the game enjoys immense popularity.Only six of the thirty NHL franchises are based in Canada, but Canadian players outnumber Americans in the league.While there are 66 total members of the International Ice Hockey Federation(IIHF), Canada, the Czech Republic, Finland, Russia, Slovakia, Sweden and the United States have finished in most of the coveted 1st, 2nd and 3rd places at IIHF World Championships.Of the 63 medals awarded in men's competition at the Olympic level from 1920 on, only six did not go to the one of those countries, or a former entity thereof, such as Czechoslovakia or the Soviet Union.Only one of those six medals was above bronze.Those seven nations have also captured 162 of 177 medals awarded at 59 non-Olympic IIHF World Championships, and all medals since
1954.Likewise, all nine Olympic and 27 IIHF World Women Championships medals have gone to one of those seven countries.)
What do people like to do in the evening?
The nightlife in Beijing is exciting.Many youths enjoy going to pubs or the disco, while the elderly prefer playing cards and chess.Many white-collar enjoy going to bistro or water-bar, in recent years, a popular game-killing is youths’ favorite.What are the biggest changes to your hometown that have occurred?
More modern skyscrapers are springing up and people’s clothing are becoming more uptodate.All of these are based on the steady growth in the national economy and the stability of the society.
第五篇：《重大发明与科技创新》教案
《重大发明与科技创新》教案
教学目标
、知识与能力
知道雕版印刷术的发明和唐末印刷业的发展情况，认识雕版印刷业对世界文明发展的贡献。
知道火药的发明及其在军事上的最初运用。
知道世界上保存完好、最古老的石拱桥——赵州桥，以及它的设计者李春；了解赵州桥设计的巧妙之处。
2、过程与方法
通过观看视频、阅读教材等来体会雕版印刷的过程和火药的发明。并通过思考讨论认识雕版印刷、火药对世界文明发展的贡献。
观察有关赵州桥的图像资料，了解赵州桥的基本设计原理。
3、情感态度与价值观
通过认识雕版印刷术和火药的发明对世界文明发展所起的积极作用，培养民族自信心和自豪感，激发科技精神和创新意识。
通过对赵州桥的学习，体会中国古代劳动人民的智慧和创造力。
教学重点
雕版印刷术、火药的发明及其对世界文明发展的贡献是本的教学重点。
教学难点
对火药作用的正确认识。
对赵州桥设计原理的理解
教学过程
（导入新）
观看图像资料，图像资料中反映了什么历史事？XX年9月2日21时，‘‘长征二号”F型火箭把“神州七号”飞船发射上空。
“长征”系列火箭代表了我国现代火箭的水平，而火箭这个名词在中国古代就有，那古代的火箭与现代的火箭有何区别呢？导入新。
（新学习）
一、雕版印刷
观看视频，阅读文40页，思考下列问题
、雕版印刷术是什么时间发明的？
2、雕版印刷术是受什么启发而发明的？
3、唐代的印刷中心在哪里？
4、现存最早的有明确时间记载的印刷品是什么？
学生回答有关问题，教师强调《金刚经》画面精美，线条流畅，墨色均匀清晰，印刷技术已很纯熟。说明唐末印刷业已经比较发达了。
探究：
教师引导学生探究雕版印刷术的三个步骤。
想象讨论：
你能想像一下雕版印刷术出现后会给社会和文化带来哪些变化？
二、火药
观看图像资料，从本中找出相应的答案。、从视频中可以知道火药的发明和什么有关系？第一本记载火药的书是何人所写？（要求学生简单了解火药的配方）
2、火药发明后主要应用在哪一方面？举例说明。
（教师补充介绍古代火箭的基本用法）
3、唐代火药用于军事的重要意义：火药应用于军事的巨大作用是大大提高了战斗力。
探究
唐末用于军事上的火箭与现代航天发射的火箭有何异同？
三、世界建筑史的奇迹——赵州桥
阅读教材，整理下列问题的答案。
、赵州桥的设计者是谁？
2、是什么构造？
3、它的历史地位如何？
4、对世界建筑有什么贡献？
思考讨论：（结合视频）
赵州桥的设计巧妙在哪里
练一练（内容见）
归纳总结：
本主要学习了雕版印刷、火药和赵州桥三个内容。
雕版印刷和火药的发明，是唐代人民在前人的基础上，发挥自己智慧的结果，他们的发明促进了社会的进步和人类文明的发展。赵州桥是世界建桥史上的一个奇迹，它充分显示了中国古代劳动人民的智慧。
余探究：
古代桥梁主要有梁桥、拱桥和索桥三种（见每一得）。请你找一找、画一画家乡的桥梁。
点击咨询 