Lesson1Tomorrow’sWorld (3).ppt

1、北师大 高一 (2) Unit 4,Unit 4 Cyberspace,Lesson 1 Tomorrows World,Imagine life in the next twenty years. How do you think technology will change our lives? For example: All cars will have computers.,smart,convenient,multi-functional,send SMS, call, alarm clock, games, take photos, mp3, go on line ,typica

2、l cell phone,Only for calls,Have you ever seen such a camera?,Digital camera,gramophone,mp3,walkman,mp4,Can you imagine what a computer looked like in the 1980s?,But in the 21st century, ,1. Imagine what happens in the next twenty years.,2. Is it possible that the computer gives us disaster?,Look at

3、 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,Read the article quickly and check your guess to the question above.,With the development of computers, our life may change in sh

4、opping and communicating ways. The text infers to us that worry is not necessary, computers and the Internet only do good to us. Some experts say in the future we will not go to school in the classroom like us.,True or False,T,F,T,4. In the future it is possible that people live in another world of

5、outer space. 5. The text tell us you can do many things but neednt go to the place yourself. 6. Because of the rapid development of Internet television and the mail will be replaced by computer.,F,T,T,Learning vocabulary,Match the vocabulary from the text below with the definitions.,hacker, chaos, t

6、errorist, the Net (Internet), virtual reality, crash,A person who enters other peoples computer programmes in secret,hacker,The use of computers to make situations feel and look real,virtual reality,Have an accident by violently hitting something,crash,Someone who does terrible things to harm countr

7、ies, governments, and people.,terrorist,Computer system that allows millions of people around the world to share information,the Net,A terrible situation in which everything goes wrong.,chaos,In the last thirty years, the Internet grew rapidly. 2. Terrorist may “attack” the worlds computers, cause c

8、haos, make planes and trains crash. 3. It is convenient to order tickets from the internet.,has grown,and,book,Correct error,4. In 1983, there were only 200 computers connect to the Internet. 5. It is clear we can use internet to do all kinds of things at home. 6. Personally, Im optimistic about the

9、 future of internet.,connected,that,the,7. As society develops, computers will make our life much convenient. 8. The mail service may also disappear as the increasing use of e-mail.,more,with,1. What possible changes do some experts believe the Internet can bring to our lives?,We can feel convenient

10、, and we can do all kinds of things on the Internet at home, such as buying books, reading news, booking tickets and so on.,Some traditional things will disappear. We may live in a virtual world.,2. Why are some experts pessimistic about the future?,Hackers can get into the computers of banks and go

11、vernments so that change data or steal away important information.,Terrorists will attack the worlds computers, cause chaos, make planes and trains crash.,pessimistic,hackers,Cyber terrorists,now,in the future,cybercriminal,optimistic,in the future,get entertainment,TV am going to B. dont; would C.

12、dont; will D. didnt; will 5. If their marketing plan succeeds, they _ their sales by 20 percent. A. will increase B. have been increasing C. have increased D. would be increasing,D,A,6. What do you think of store shopping in the future? Personally, I think it will exist along with home shopping but

13、_. A. will never replace B. would never replace C. will never be replaced D. would never be replaced,C,8. In the near future, more advances in the robot technology _ by science. A. are making B. are made C. will make D. will be made,D,7. Tommy is planning to buy a car. I know. By next month, he _ enough for a used one. A. saves B. saved C. will save D. will have saved,D,Work in pairs. Student A is a pessimist and Student B is an optimist. Make predictions about life by the year 2050.,Language in Use,Example A: The earth is going to become more crowded and we are going to ha