UNIT3computer.ppt

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1、Unit3ComputersWarmingupHowdoyouusethecomputersindailylife？(1).usecomputerforschoolwork(2).playgamesonthecomputer(3).sendemailstofriends(4).surftheWebforfun(5).downloadmusicandfilms(6).chatonline(7).searchforinformation(8).lookatphotographs(9).doshoppingonline……I.DiscussionII.SmallQuizHowmuchdoy

2、ouknowaboutacomputer???Writeoutallthewordsyouknowaboutcomputers.computerInternetdownloadupdatesearchclickmonitorkeyboardsoftwareWhatdothefollowingsstandfor?PCITCD-ROMDVDWWWpersonalcomputerInformationtechnologycompactdiscread-onlymemorydigitalvideodiscWorldWideWebCPUharddiscCD/DVD-ROMCRTmonitorL

3、CDmonitorchips/mainboardkeyboardmousemodemscannerprinterspeakerfloppydiscUSBflashdiscCD/DVD/VCDMP3playerVII.Readthroughthewordsinthebox.Usesomeofthemtonameeachpartofacomputerinthebox.MonitormousekeyboardharddiscfloppydiscCD-ROMprinterscannermodemChipsCPUfloppydiscchipsmonitormodemCD-ROMscannerk

4、eyboardprinterIV.Talkingfreely.Differentattitudestowardscomputers.parentsschoolstudentsAnabacusAhugecomputerV.Howdocomputersdevelop？AcalculatorAPCAnotebookcomputerrobotVI.Discussion:(Whatdotheyhaveincommon?)Ithinkthat…Inmyopinion…Ibelievethat…What’syourreason?Whydoyouthinkso?1.Theycanbeusedfor

5、calculating.2.Theycandealwithmathsproblems.3.Theyareourfriends.4.Theyareusefulandhelpful.Reading1)Thenin1822IwasbuiltasanAnalyticalmachinebyCharlesBabbage.2)MyrealfatherwasAlanTuring,…3)However,peoplethoughtIwassimple-mindeduntiltheydiscoveredIhad“artificialintelligence.”1.Whoisthespeakerinthes

6、tory?2.Writedownthreesentencesfromthestorytosupportyouridea.Acomputer.FastreadingTrueorfalse1.CharlesBabbagewasthecomputers’realfather.2.ThespeakerwasbuiltasanAnalyticalMachinein1822.3.Thespeakerwascalledacalculatingmachinein1936.4.Thespeakerwasgivenafamilyconnectedbyanetworkinthelate1960s.F[Al

7、anTuring.]T[auniversalmachine][intheearly1960s]FFItisashorthistoryofthedevelopmentofthecomputersoverthelast100years.Generalidea1642Thecomputerbeganasacalculatingmachine.1642:TheAnalyticalMachinewasmadebyCharlesBabbage.18221936Alan