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1、Unit1IntroductionToComputerWARM-UPATickthewordsandexpressionsthatareassociatedwithcomputers.programprintermouseWebviruskeyboarddisplaybrowserdigitaldatainputscreendrivemonitordiscInternetWARM-UPBAnswerthefollowingquestions.1.Doyouhaveyourowncomputer?2.Doyouknowwhatacomputercando?3.Doyouknowhowmanyt
2、ypesofcomputersthereare?4.Doyouknowwhataredigitalandanalogcomputers?5.HaveyoueverheardofIBM?Microsoft?Windows?SpeakingPracticeWorkinpairsandtaketurnstobeTonyandtheclerktopracticethedialogue.BuyingAComputerTonyentersanelectronicmarket,andhewantstobuyacomputer.Clerk:CanIhelpyou,sir?Tony:Iwanttobuyaco
3、mputer,butIknowlittleaboutcomputer.Clerk:Doyoulikeabrandmachineoracompatiblemachine?Tony:Butwhatisabrandmachine?Clerk:Abrandmachineisonethatisdesignedandassembledbysomefamouscomputercompaniesintheworld.Ithasgoodquality.SpeakingPracticeTony:Whatkindofbrandsdoyouhave,please?Clerk:Well,IBM,HP,DELLabro
4、ad.Domestically,wehaveLenovo,Founder,TsinghuaTongfang,andthelike.Tony:Whatisacompatiblecomputer,then?Clerk:AcompatiblecomputerisalsocalledDIY.Itisinstalledbytheuser.Itcanbeverycheap.Tony:OK.I’dliketobuyacompatiblecomputer.Couldyoutellmewhatareconcerned?Clerk:Ithinkyoushouldconsiderthingsasfollows:m
5、ainboard,CPU,memory,harddisk,videocard,diskdriver,andprinter.Tony:Canyouguaranteetheserviceaftersale?Clerk:Certainly.Tony:OK.Thankyouverymuch.Clerk:Youarewelcome.NewWordsandExpressionsprogrammable[ˈprəuɡræməbl]adj.可编程的，程控的translate[trænsˈleit]vt.翻译，转化principle[ˈprinsəpl]adj.主要的characteristic[ˌkærik
6、təˈristik]n.特性，特征respond[riˈspɔnd]vi.回应specific[spiˈsifik]adj.特有的，特定的instruction[inˈstrʌkʃən]n.（计算机的）指令define[diˈfain]vt.下定义manner[ˈmænə]n.方式，方法namely[ˈneimli]adv.即，也就是program[ˈprəuɡræm]n.程序machinery[məˈʃi:nəri]n.(总称)机器transistor[trænˈsistə]n.晶体管circuit[ˈsə:kit]n.电路，线路hardware[ˈhɑ:dwɛə]n.硬件componen
7、t[kəmˈpəunənt]n.组成部分,部件mass[mæs]adj.大量的，大规模的storage[ˈstɔ:ridʒ]n.存储efficiently[ɪˈfɪʃəntlɪ]adj.有效地transmit[trænzˈmit]vt.传输analog[ˈænəˌlɔg]adj.（电脑）模拟的digital[ˈdidʒitəl]adj.数字的computational[ˌkɔmpju(:)ˈteiʃ(ə)n(
