人教版高中英语 必修二 Unit3 Computers Reading 课件 共28张.ppt

Words Expressions Check 1. 计算 2. 通用的；宇宙的 3. 简化 4. 总数；金额；算术题 5. 操作员，接线员 6. 合逻辑的；合情理的 7. 工艺；科技；技术 8. 科技的 9. 革命 10. 人造的；假的 calculate universal simplify sum operator logical technology technological revolution artificial 11. 智力；智能 12. 事实；现实 13. 私人的；个人的 14. 管；电子管 15. 网络；网状物 16. 应用；申请 17. 金融；财经 18. 可移动的；机动的 19. 火箭 20. 探索；探测 intelligence reality personal tube network application finance mobile rocket explore With the development of science and technology , many new things appear in human being s life. Let s guess what they are: 1. With me you can watch different programmes just at home. I m a machine that has a screen with moving pictures and sounds. But watching me too much is bad for your eyes. TV set 2. I am a machine which moves very fast on four wheels. You need a license ( 执照 ) and must be very careful when you drive me. Rolls Royce and Benz are some famous kinds of me. car 3. I am a machine which is a good helper in doing house work.I wash clothes for people. washing machine 4. I am a machine, which you can use to type your homework, draw pictures, play games, watch movies, listen to music, communicate with your friends, gather information… Computer 5. I am a kind of computer which can b e t a k e n c o n v e n i e n t l y l i k e a notebook. laptop What do you usually do with computers? Pre-reading (Our daily life, study, work, education) school work games emails music and films chat information photos shopping Reading: Who am I? Task1 Scanning: listen to the text and answer the questions. Who am I? How many times are mentioned in the text? And what happened in these years? a computer. Task 1 listening The computer began as a calculating machine ． 1842 Alan Turing wrote a book to describe how computers could be made to work and built a “ universal machine ”． I had grown as large as a room 1960s Computers were used in offices and homes ． Become a friend and helper of the human race What is the order of the text? Time Read the t