计算机英语 教学课件 作者 冯国华 Unit 3.pptx

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1、Unit3OperatingSystemWARM-UPATickthewordsthatareassociatedwithoperatingsystemofacomputer.hardwaremonitorWindowsXPUnixIOPLinuxprogramWindows7DOSWindows95CPUWindowsNTBAnswerthefollowingquestions.1.Doyouoftenstoreimportantinformationinyourcomputer?2.Doyouknowantivirussoftware?Hasyourcomp

2、uterinstalledantivirussoftware?3.Doyouhavetheexperienceoflosingthedatainyourcomputer?4.Doyouknowthecomputeralwaysneedstomaintain?5.Doyouknowhowtorecoverthemissingdata?SpeakingPracticeWorkinpairsandtaketurnstobeTomandtheJerrytopracticethedialogue.Terrible！MyDataIsMissingTom:What’swron

3、gwithyou?Youlookedanxious.Jerry:Ihavesomeimportantdatastoredinthecomputer,butnowallhasmissed.Canyouhelpmetorecoverthedata?Tom:ThoughI’mnotprofessional,butIcangiveyousomeadvice.Jerry:Thankyouinadvance.Tom:Haveyoudeletedthedata?Jerry:No.Tom:Haveyousavedit?Terrible！MyDataIsMissingTom:Ha

4、veyousavedthedata?Jerry:Yes,ofcourse.Tom:Ifso,maybeyourcomputerinfectedvirus.Jerry:Virus？ThenwhatshouldIdo?Tom：Youshouldinstallantivirussoftwareonthecomputer，andantivirusregularlylater,thenyourcomputerwillbesafer.Jerry:Oh,Iknow.Thankyou.Tom:Youarewelcome.NewWordsandExpressionsgraphic

5、al[ˈɡræfikəl]adj.绘成图画似的，画形的interface[ˈintəfeis]n.（人机）界面（尤指屏幕布局和菜单）humanize[ˈhju:mənaiz]v.赋予人性，使通人情，教化compatibility[kəmˌpætəˈbɪlətɪ]n.通用性，兼容性expansion[iksˈpænʃən]n.扩大，扩张，扩展，膨胀substitute[ˈsʌbstitju:t]n.替代物，代用品process[ˈprəuses]n.过程，进程initial[iˈniʃəl]adj.最初的，开始的target[ˈtɑ:ɡit]n.(欲达到的)目标m

6、ultitaskingn.多(重)任务处理version[ˈvə:ʃən]n.(软件)版本overlap[ˌəuvəˈlæp]v.（物体）部份重叠，交叠milestone[ˈmaɪlˌstəʊn]n.重要阶段，里程碑monopoly[məˈnɔpəli]n.垄断，专卖commercial[kəˈmə:ʃəl]adj.商业的，商务的bound[baund]v.形成(或构成)…的边界(或疆界、界线)；成为…的界线procedure[prə'si:dӡə]n.程序simultaneously[saɪməlˈteɪnɪəslɪ]adv.同时地parallel['pærə

7、lel]adj.平行的，并行的release[ri'li:s]vt.发行previous['pri:vjəs]adj.先前的，以前的application[͵æpli'keiən]n.运用，应用intimate['intimeit]adj.亲密的IntensiveReadingReadthefollowingpassage,tryingtoanswerthequestionsinthebox.1.CanyouintroducethedevelopingprocessofWindows?2.WhichversionofWindowsisamilestone?3.

8、Whatistheadv