《人教版高中英语必修二 Unit 3《Computers》-Warming up[课件]》由会员分享，可在线阅读，更多相关《人教版高中英语必修二 Unit 3《Computers》-Warming up[课件]（22页珍藏版）》请在金锄头文库上搜索。
1、Warming upWarming upHeavy!Difficult! Hard!Tired!1. Easy!2. Fast!3. Free!CD / DVD-ROMCRT monitorLCD monitorLCD monitorCPUhard discchips/motherboardkeyboardmousemodemscannerprinterspeakerfloppy discUSB flash discCD/DVD/VCDMP3 player1243561. monitor 2. screen 3. CD-ROM4. mouse 5. keyboard 6. hard diskL
2、abel each part1 A monitor is2 The screen is3 A keyboard is4 A mouse is5 A CD-ROM is6 A hard disk is (a) the part of a computer that stores information.(b) the part of the computer that you type on.(c) the part of the computer that looks like a television(d) something you use to click on things (file
3、s, etc.).(e) the part of the monitor that you look at.(f) The main device that a computer uses to store information.Match the words with their meanings. Underline the correct option to form compound words. 1 keya) doorb) boardc) pocket2 weba) designb) lightc) site3 ona) timeb) linec) sign4 down a) r
4、oadb) foodc) load5 softa) wareb) bearc) toy6 upa) dayb) datec) late7 hard a) datab) diskc) systemExample: search a) engine b) motor c) disk searchengine Look at these pictures. Discuss what they have in common. Predict what it is going to be about.Whats next?(What do they have in common?)I think tha
5、tIn my opinionI believe thatWhats your reason?Why do you think so?1.They can be used for calculating. 2.They can deal with maths problems.3.They are our friends.4.They are useful and helpful.DiscussionHow useful computers are!school workgamesemailsmusic and filmschatinformationphotosshoppingInternet
6、Ask and answer questions in pairs.1. use computer for school work You Your partner2. play games on the computer3. send emails to friends4. surf the Web for fun5. download music and films6. chat online7. search for information 8. look at photographs9. do shopping onlineHow do you use computers and th
7、e Internet?Talk freelyDifferent attitudes towards computers.parentsschoolstudents Write out all the words you know about putermonitorclicksoftwaresearchupdatedownloadInternetkeyboardI.根据下列各句句意及所给单词的首字母根据下列各句句意及所给单词的首字母 或汉语提示，写出该单词的正确形式。或汉语提示，写出该单词的正确形式。1. An a_ is a calculating tool for dealing with
8、 figures in ancient China. 2. One Laptop per Child is a non-profit association devoted to research to develop a $100 l_ for every child in the world.abacuslaptop3. During the course, students will develop their _ (分析的分析的) skills.4. In final examinations, senior high students are not allowed to use _
9、 （计算器）（计算器）.5. The _ （掌上电脑）（掌上电脑） is a computer that fits in your hand.calculatorsPDA analyticalII. 用括号内所给词的适当形式填空。用括号内所给词的适当形式填空。1. Music has been called the _ (universe) language. 2. Many kinds of _ (calculate) machines have been invented since the 17th century.3. The _ (develop) of the information technology was the greatest advance of the 20th century.development universalcalculating1. Talk about computers after class.2. Preview the Reading at Page 18. Homework同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全
