Unit 4 Cyberspace-L1同步课件（北师大版必修2）.ppt

文件 [F] 编辑[E] 插入[I] 格式 [O] 工具[T] 帮助[H] chaos A terrible situation in which everything goes wrong. Yesterday my computer was attacked by a virus. Everything seemed to be in chaos. BACK How to develop a question? With the help of the structure in the text The question how computers and the Internet are going to affect our lives. Brief introduction of the question —the growth In 1983…200 computers connect to In the last 30 years…grow Now…50 million…continue pessimistic idea crime hackers…get into terrorists…attack…cause …crash Optimistic idea get…information； see a huge growth book buy find out get entertainment Television mail-service …disappear with …… Some other opinions the use of computers will virtual reality will 文件 [F] 编辑[E] 插入[I] 格式 [O] 工具[T] 帮助[H] An interview at an international conference A journalist is interviewing three experts about the future of cyberspace at an international cyberspace conference. A—journalist B—an expert who is pessimistic about the future C—an expert who is optimistic about the future D—an expert of virtual reality 文件 [F] 编辑[E] 插入[I] 格式 [O] 工具[T] 帮助[H] I’m optimistic /pessimistic about…As far as I know…It seems to me that…From my point of view,... 语 言 支 持 An interview at an international conference affect vt. A 影响 B（疾病）侵袭，感染 C（情感上）打动 The disease will affect my different organs of the body. The accident affected our enjoyment of the holiday. The story of the old man affected us deeply. B A C effect n. have a … effect on sth Peter弄明白电脑和网络将如何影响我们的生活 Peter finds out how the computers and the Internet are going to have an effect on out lives. attack vt. 1. 攻击 在深夜回家的路上，她遭到袭击 She was attacked while she was walking home late at night. 2. 抨击 她抨击敌人的恶行 She attacked the bad behaviors of the enemies. N. 攻击，