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高中英语优秀课件:Tomorrow’s World1Unit 4 Lesson 1.ppt

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    • 课件制作大赛 参赛作品 Unit 4 Lesson 1,Lesson 1,Tomorrows World,Unit 4,Where will you live in the future? How will you travel in the future? Where will you work and study in the future? What kind of money will you use? Will you still get sick in the future?,Talk,Future,(triangular) prism 三棱镜,gravity,If Newton lived today, he would be surprised by what has been discovered in science and technology.,The Future of Cyberspace,How are computers and the Internet affect our lives?,a word that describe the place where messages, information, pictures, etc. are when they are sent from one computer to another (网络空间),shop on the Internet,communicate by e-mail,get first hand news on the Internet,have virtual reality schools,get all our entertainment on the Internet,make friends on the Internet,Look at the title of the article. Which of these topics do you think it will mention?,* the Internet * artificial human * time travel * robots * global warming * virtual reality,Learning vocabulary,Match the vocabulary from the text below with the definitions.,hacker, chaos, terrorist, the Net (Internet), virtual reality, crash,a person who enters other peoples computer programmes in secret,hacker,2. the use of computers to make situations feel and look real.,virtual reality,3. have an accident by violently hitting something.,crash,4. some who does terrible things to harm countries, governments and people.,terrorist,5. computer system that allows millions of people around the world to share information,the Net (Internet),6. A terrible situation in which everything goes wrong,chaos,Read the text clearly and find out detailed information.,The number of computers connected to the Internet,Part I,200,50 million,Its going to increase,Part II,Different attitudes towards the future,pessimistic,optimistic,Why?,1.Already- buy books find out about holiday offers book tickets get all sorts of information 2.in the next few years-a huge growth in shopping on the Internet get entertainment from the Net increasing use of e-mail,now-crime in cyberspace 2.future-cyber-terrorists,Part III,Our future in virtual reality .,1.the use of computers with sounds and images as if in a real situation,2. a part of modern life- work in virtual offices, shop in virtual supermarket , study in virtual schools,Do you feel pessimistic or optimistic about the future of the Internet? Why?,Discussion,words and expression,Users can buy books, find out about holiday offers, book tickets, and get all sorts of information from the Internet.,find out查明真相,事实 find 发现,找到 e.g. Will you find me a magazine about history? If you find any mistake, please correct it. I need find out who hid the picture under the newspaper.,book 动词 预定(房间,票) You can book a room of the hotel in advance by Internet. order(定购货物) At present we can order the goods because there is no demand in the market.,2. Peter Taylor finds out how computers and the Internet are going to affect our lives.,affect v.影响 More and more pollution has affected our health, according to the report.,effect n.影响 构成的短语 make/have an effect on Watching TV long time makes/has a bad effect on sight.,3. In 1983, there were only 200 computers connected to the Internet.,connected to 是过去分词作后置定语来 修饰先行词computers, 因为computer 和connect是被动关系,相当于一个 定语从句: which were connected to the Internet.,Watching 是现在分词作后置定语来修饰先行词 people, 因为watch和people是主动关系,相当于一个定语从句: who watched the fire in the street at that time. Exercise: There are 11 million students _(take) part in the sport.,There were so many people watching the fire in the street at that time,taking,4. Some expert are pessimistic about the future.,be pessimistic about 对感到悲观 be optimistic about 对感到乐观 Dont be pessimistic about the thing that has not happened. I am optimistic about the economic growth at present.,5. It is clear that we are going to see an explosion of shopping on the Internet.,“it” 作形式主语,“ that we are going to see an explosion of shopping on the Internet” 是真正的主语 e.g. It excited us Chinese greatly that Liu Xiang , a Chinese, won the Olympic champion of the 110-meter hurdle race.,The Foreign Minister said” _ our hope that the two sides will work towards peace.” A. This is B. There is C. That is D. It is,D. It is,Dont _that all these who get good grades in the entrance examination will prove to be most successful. Take as granted B. take this for granted C. Take that for granted D. take it for granted,D. take it for granted,1.Retell the text 2.Prepare for Grammar,Homework,。

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