2018-2019学年度人教版必修二unit 3 computers-reading课件(共42张ppt)

1、Unit 3 Computers Warming up,高一人教新课标版必修二,Who Am I ?,Guessing game,With the development of science and technology, many new things appear in human beings life.,Lets guess what they are:,1. 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 dont like me now. Do you know who I am?,abacus,2. 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

2、I am?,calculator,3. With me you can watch different programmes just at home. Im a machine that has a screen with moving pictures and sounds. But watching me too much is bad for your eyes.,TV set,Who Am I,4. 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, Benz and BMW are some famous kinds of me.,car,5. I am a machine which is a good helper in doing house work. I wash clothes for people. Who am I?,washing machine

3、,6. A machine that you use to talk to other people even in a far-away place. We are connected by wire or radio. Now each of us often has a number. Who am I?,telephone,7. It is 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,A PC/desktop,8. It is a kind of computer which can be taken conveniently like a notebook.,A laptop/ A notebook computer,The Electronic Numerical Integrator And Calc

4、ulator,Personal Digital Assistant,Robot,Discussion: What do they have in common?,I think that In my opinion I believe that What s your reason? Why do you think so?,Giving an opinion:,I think they all can calculate something. They can deal with some math problems. I believe that they are our good friends in our daily life. We can not finish our work quickly without them. In my opinion, they are being used widely and conveniently in the world.,Whats next?,work for us in Mars(火星),Whats next?,carry

5、things,work in wars (战斗),仿真机器人,entertainment 娱乐,What do you think will be the next development?,virtual keyboards 虚拟键盘,Nose-top keyboard-vest,In the future, people will use virtual keyboards. People can also use nose-top computers, wearing keyboard-vest.,What English words do you know about computers?,Components of a computer,Scanner,Printer,Monitor,Floppy Disk,Mouse,Speaker,CD - DVD-ROM -DVD RW,monitor,CPU,hard disc,Main board(主板),Some hardware:,LCD monitor,keyboard,mouse,modem (调制器),scanner,pr

6、inter,speaker,USB flash disc,CD/VCD/DVD,MP3 player,MP4 player,Memory:(存储器),floppy disc/disk,移动硬盘,USB Flash disc,1 TB 固态硬盘,T 硬盘,Hard disc:,Other useful words and expressions about computer:,Network网络 Virus 病毒 Download 下载 Up load 上传 Program 程序 Website 站点 Hacker 黑客,Home page 主页 Password 密码 Desk top 桌面 User name 用户名 Click 点击 Software 软件 Hardware 硬件,Home page 主页,What can computers be used to do?,I often use a computer to, I sometimes use it to, and I never use it to,computer,Internet,Search,Keyboard,

7、Click,E-mail,Blog,Bill Gates,E-pal,Computers have great power. They make our lives more colorful and more convenient. BUT Dont just use computers for fun. Dont spend too much time in playing computer games or chatting(聊天) online. We should learn more computer skills which are very useful in our future work.,Complete the sentences.,Monitor, mouse, keyboard, hard disc, floppy disc, CD-ROM, printer, modem,1. A _ is used to see your data on a computer. 2. A _ or disk is the main device that a comput

8、er uses to store information. 3. A _ is a machine for printing text or pictures onto paper ,especially one connected to the computer.,monitor,hard disk,printer,4. A _ is used to put data into a computer. 5. A _ is often used to connect computers to each other though phone lines. 6. Data can also be stored in a _, which is small and can be carried easily. 7. A _ is a disc that contains computer data. It can store a large amount of data.,keyboard,modem,floppy disc,CD-ROM,common adj. 普通的, 常见的; 共有的,

9、 共用的 在英国Smith是个很普通的名字。 Smith is a common name in England. 他们对音乐都有着共同的强烈兴趣。 A great interest in music was common to them in common (with) (和)一样 have sth. in common (with) (与)有共同之处 他们虽是兄弟, 但毫无共同之处。 They are brothers, but they have nothing in common.,Language Points,和许多人一样, 他喜欢古典音乐, 而不喜欢 流行音乐。 In common with many people, he prefers classical music to pop music. In common with many other girls, Anne likes dancing. 练一练 (1)像许多年轻的夫妇一样, 他们不喜欢跟 父母住在一起。 _ _ _ _ _ _, they do not like to live with their parents.,In common with many young couples,(2)They have a lot _ and became good friends very soon. A. in common B. in case C. in surprise D. in interest (3)Does this book have _ (共同之处)with that one? (4)We are _(普通人), but we can do something well. (5)_ (和多数英国人一样), he enjoys football.,A,any

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