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Unit4 Cyberspace Lesson1 Tomorrow s world reading课件 课件 (北师大版必修2).ppt

1、Objectives,By the end of the lesson, you will be able to - find out some ideas and predictions about the future ofcyberspace and summarize them; - organize vocabulary around the topic of “cyberspace”; - describe peoples predictions and attitudes towards future cyberspace using the words learned. zxx

2、k- form an objective attitude of cyberspace of your own.,文件 F 编辑E 插入I 格式 O 工具T 帮助H,With the influence of technology, can you imagine your life in the next twenty years?,Reading,The Future of Cyberspace,Part 1 Part 2 Part 3 Part 4,Headings,Match the four paragraphs with the following headings. Z.xxk,

3、A. Pessimistic Ideas towards the Future of Cyberspace,B. The Growth of the Internet,C. The Future of Virtual Reality,D. Optimistic Ideas towards The Future of Cyberspace,Part 1: The Growth of the Internet Part 2: Pessimistic Ideas towards theFuture of Cyberspace Part 3: Optimistic Ideas towards theF

4、uture of Cyberspace Part 4: The Future of Virtual Reality,Headings,(Para.1),(Para.2),(Para.3),(Para.4),The Growth of the Internet,In 1983, there were only 200 computers connected to the Internet but now there are around 50 million.The Internet has grown rapidly.We see a huge / rapid growth in the In

5、ternet. Zx.xk,BACK,Pessimistic Ideas towards the Future of Cyberspace,Pessimistic Ideas,Terrorists attack the worlds computer,make planes and trains crash,cause chaos,Hackers get into the computer of banks and governments ( Criminals commit crimes.),BACK,Optimistic Ideas towards the Future of Cybers

6、pace,Optimistic Ideas,do net shopping,get all sorts of information,get entertainment,find out holiday offers,send email,book tickets,buy books,BACK,Virtual Reality,live and work in a virtual world,shop in virtual supermarkets,study in virtual schools,The Future of Virtual Reality,work in virtual off

7、ices,Debate,The future of cyberspace zx.xkPositive Negative,Cyberspace,convenience,do net shopping,get entertainment,get all sorts of information,Positive,send email,live in virtual reality,find out holiday offers and book tickets,BACK,Cyberspace,terrorists,criminals,hackers,attack,cause crime,cause

8、 chaos,make planes and trains crash,Negative,get into the computer of banks and governments,chaos,Summary,Every coin has two sides. The computers and Internet play a very import part in our life. We should use computers and Internet in the right way, obeying the law and morality, otherwise the whole

9、 world will be in chaos. Zxx.k,Thank you,Cyberspace (n.) 网络空间,The place where information, pictures etc. exist when they are sent from one computer to another.,computers,Internet,BACK,A person who enters other peoples computer programmes in secret zxxk,Hacker (n.) 电脑黑客,Hackers use virus to attack co

10、mputers.,BACK,activities that are against the law,Criminal (n. / adj.),Crime (n. / v.),BACK,Chaos (n.),A terrible situation in which everythinggoes wrong.,Yesterday my computer was attacked by a virus. Everything seemed to be in chaos.,BACK,Terrorist (n.),someone who does terrible things to harm cou

11、ntries and people,The plane driven by terrorists crashed into the twin towers.,Crash (vt.),BACK,Entertainment (n.),BACK,the use of computers with sounds and pictures to make situations feel and look real,People can get various experiences in virtual reality.,e.g. virtual school, virtual tourism, virtual computer games ,BACK,

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