高中英语 unit 4 cyberspace section warmup lesson 1prereading课件 北师大版必修

Section Warm up & Lesson 1Pre reading Step One：Warm up Read the text and answer the following questions. 1Modern technology (现现代科技) helps us do many things.Imagine the future of the cyberspace，are you optimistic or pessimistic? _ 答案： Im optimistic about the future of cyberspace.Though the Internet brings us some problems，it has advantages over disadvantages，we can make the best use of its strong points and avoid its weak points by proper means. 答案： (1)c (2)d (3)b (4)a 1In the text，the writer tells us . Aall people are optimistic about the future of the Internet Bthere is no worry about the future of the Internet Cwe can do many things at home without going outside Dwe can live in virtual reality completely 答案： C 2Some experts are pessimistic about the future of the Internet.Which of the following is NOT the reason for it? AThey are worried about crime in cyberspace. BYoung hackers can get into the computers of banks and governments. CTerrorists may make planes crash. DPeople may damage the worlds computers. 答案： D 3The first paragraph mainly tells us . Athe growth of the Internet Bnow many computers are connected to the Internet Cthere will be more and more computers in the future Dcomputers can grow bigger and bigger 答案： A 4Which of the following statements is wrong? AWith the development of computers，our lives may change in shopping and communicating ways. BThe text infers to us that worry is not necessary because computers and the Internet only do good to us. CSome experts say in the future students will not need to go to school in the classroom like us. DThe text tells us we can do many things but neednt go to the place by ourselves. 答案： B 5We can infer from the passage that . Aterrorists may use the Internet to make planes and trains crash in the future Bthe Internet plays a very important part in our lives CTV has been replaced by computers Dall the people are glad about the future of the Internet 答案： B 答案： 1.development/g