2. 新课标人教版课件系列 《高中英语》 必修 2- 3.6

4. A toy? A handbag? Riddles( 谜语 ):

5. I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now. Do you know who I am? abacus Riddles( 谜语 ):

6. I am very small. I can be used for calculating. In China, a lot of students use me when solving mathematical problems. Do you know who I am? calculator Riddles( 谜语 ):

7. I can be used for calculating. Besides, I can also be used for watching DVD, sending e- mail and communicating through the Internet. However, I am not a PC, because I’m small enough for you to take me with you. notebook computer Do you know who I am? Riddles( 谜语 ):

8. A huge computer A PC Palmtop

9. How much do you know about a computer??? Give the English name of the following pictures of the computer components ( 组件 )

10. What is it in English?? Main board( 主板 )

11. What is it in English?? CPU (central processing Unit) 中央处理器

12. What is it in English?? hard disc

13. What is it in English?? Keyboard ( 键盘 )

14. monitor screen

15. What is it in English?? mouse 鼠标

16. DVD ROM

17. monitor screen mouse keyboard hard disk DVD-ROM (1) the part of the computer that looks like a television. (2) the part of the monitor that you look at. (3) something you use to click on things (files, etc.) (4) the part of the computer that you type on. (5) the part of a computer that stores information. (6) The part of computer that we can put a CD in. Work out the names

18. 1.Besides computer, what else can we get information from?

20. 2.Which is more useful, a TV or a radio? why? 3.What can we do with a computer?

21. Computer and Internet type my homework draw pictures play games communicate with my friends. gather information for my lessons listen to music watch movies ……

22. Listen to the tape and answer the following questions. 1.What kinds of IT are mentioned in the passage? Computers, books, radios and TVs. 2.Which kind of IT is the best one. Computer

23. Listen to the tape again and fill in the chart: Type of IT AdvantagesDisadvantages Book Radi o TV Web You can both listen and______. You can’t write to friends. Watch a _____, write to _______, and __________ what is going on in the world. Very_________ and too big to _____ everywhere. The information is sometimes not ______. listen to ________. You can’t watch a film. A _________ way to get ___________, cheap and ______ to take. Sometimes it is____________ out of date. English watch film find out friends wonderful information easy carry correct expensive

24. Do you think the computer really helps to your study? Why? I think that… In my opinion… I believe that… I agree because… I disagree because… Giving an opinion: Make good use of it but never get trapped by it.

25. words and expression Mathematical Calculator (n.) IT PC In my opinion Vt.Calculate Information Technology Personal Computer

26. TIPS Some words on the Internet: netizen 网民 Net surf 网络漫游 computer virus 计算机病毒 cyber 计算机的，网络的 browse 浏览 cyberspace 网络空间 scroll 滚动显屏 access charge 接入费 cursor 光标 BBS 公告板服务 backer 黑客 chat room 聊天室 click 点击

27. Homework 1. 预习 unit3 的 reading 部分 ( 写在预习本上 ) 2. 书 P56 的 EX1 和 P57 的 EX2( 上 ) 3. 阅读导与测 p18 4. 复习第一二单元.

28. Computers can be used as ….. typewriter projector video game player drawing board

29. ☻ I think that… ☻ In my opinion, … ☻ I believe that… ☻ I agree because… ☻ I disagree because… Giving an opinion Reasoning

30. Discussion: Is it very important to learn computer skills for us? Why or why not? Discussion Is it very important to learn computer skills for us? Why or why not? Use the following expression in your discussion. I think that …… In my opinion … I believe that … What’s your reason? Why do you think so?

31. You are given a chance to design a computer for yourself. Draw a picture about it and describe( 描述 ) what functions it has. You will be asked to introduce( 介绍 ) your computer. (appearance &functions)