unit4 lesson 1新课教学过程（二）（北师大必修2）

unit4 lesson 1新课教学过程（二）（北师大必修2）Lesson 1 Tomorrows worldObjectives1. To use the title of a text to predict the content.2. To practise using vocabulary of cyberspace.3. To practise using will and going to talk and write about the future. Lead-in 1. Which predictions do you think will come true in your lifetime?Key: The answer is various.2. How will we go shopping in the future?Key: Apart form the traditional way we do today, we can use Internet to buy things. Fast reading1.Whats the main idea of this article?Key: It is about the Internet and virtual reality.2. Read the text quickly and do the T or F questions.a.With the development of computers, some scientists say it is likely that computer can give us disaster.b.The text infers to us that it is necessary for us to worry that the Internet can do harm to us.c.Some experts say in the future we will not go to school in the classroom like us.d.In the future many people live in the cyberspace.e. The text tells us you can do many things which dont exist in fact.f.In spite of the rapid development of Internet, but many things cant disappear such as television and the mail Keys: T F T T T F3. Correct the errors of the sentences. a.In the last thirty years, the Internet has grew rapid.b.Terrorist may “attack” the worlds computers, cause chaos, make planes and trains crash.c.It is convenient order tickets from the Internet.d.In 1983, there were only 200 computers connecting to the Internet.e.This is clear that we can use Internet to do all kinds of things at home.f. Personal, Im optimistic about the future of the Internet.g. As society develops, computers will make our life much convenient.h. The mail service may also disappear as the increasing use of e-mail. Keys: a. rapidly 改为 rapid b. make前加and c. order 前加to d. connecting改为connected e. This 改为It f. personal改为personally g. much 改为more h. as 改为with. Careful reading1. Read the text carefully and match the paragraphs with these headings .a) Pessimistic opinionsb) Seeing the futurec) Optimistic opinionsd) The Internet growthKeys: a2 b4 c3 d12. Read the passage carefully and answer the following questions.a. Why are some experts pessimistic about the future?Key: The reason they worry about the future may include following aspects:the first one is crime in cyberspace and they think young hackers can get into the computers of banks and governments. At last, they fear that terrorists “attack” the worlds computers, cause chaos, and make planes and trains crash.b. What possible changes do some experts believe the Internet can bring to our lives?Key: We are going to see a huge growth in shopping on the Internet . We will get entertainment from the Net .TV and mail service may disappear.c. How is our future in virtual reality ?Key: The use of computers with sounds and pictures that makes you feel as if you are in a real situation and virtual reality will become a part of modern life. People live and work in virtual offices, shop in virtual supermarkets and study in virtual schools.Post reading Read the text carefully again and fill in the blanks.The Future of Cyberspace In the last thirty years，the Internet has grown r 1 ,and this g 2 is clearly going to continue. Some experts are pessimistic about the future. One worry c 3 in cyberspace，In the future，t 4 may“attack” the worlds computers，cause chaos and make planes and trains c 5 , However，many people are optimistic about the future of the InternetAlready，users can buy books，find out about holiday o 6 and so on. Angela Rossetto believes that，in the future，we will get e 7 from the Net and that television will probably d 8 .The mail service may also vanish(消失)with the increasing use of e-mail. Some experts see our future in virtual r 9 -the use of computers with sounds and pictures that make you feel as if you are in a r 10 situation.答案：1rapidly 2.gr