新人教版高一英语必修二Unit3 Reading.ppt

Unit3ComputersReading,1.Tolearnaboutsomethingaboutcomputers.,2.Readingandunderstanding,catchingthehistoryandinformationofthepassage“whoamI?”.,3.Functionalitem,howtotellthehistoryaboutthecomputer.,LearningAims,CanyougivemetheEnglishnamesofacomputercomponents(组件)?Tips:1.Wecanuseacomputerto2.Itismadeupofsomeparts,suchas,Warmingup,keyboard键盘,mouse鼠标,monitor显示器,screen屏幕,speaker音响,host主机,componentsofacomputer,screenkeyboardmousemonitorDVD-ROMharddisk,1.thepartofthecomputerthatlookslikeatelevision2.thepartofthemonitorthatyoulookat3.somethingyouusetoclickonthings(files,etc.)4.thepartofthecomputerthatyoutypeon5.thepartofacomputerthatstoresinformation6.thepartofcomputerthatwecanputaCDin,Match,WHOAMI?,Reading,Skimmingtogetgeneralideas,1.Whoisthespeakerinthisstory?,2.Whatsthemainideaofthispassage?A.Thedevelopmentofcomputers.B.Thedevelopmentanduseofcomputers.C.Amachinewhichissimple-minded.D.Computersmayreplacehumanbeings.,Acomputer.,Skimming,ReadingComprehensionI,Lookattheseinventions.Canyouputtheminanorderaccordingtothetimewhentheyappeared?,()analyticalmachine()laptop()calculatingmachine()robot()PC()universalmachine,1,2,3,4,5,6,Skimming,ReadingComprehensionII,Carefulreading,Thesechangesonlybecamepossibleasmymemoryimproved.Sincethe1970smanynewapplicationshavebeenfoundforme.OvertimeIhavebeenchangedquitealot.,Para1:,Para2:,Para3:,Matchthemainideasandtheparagraphs.,Scanningtogetdetailinformation,1.MyrealfatherwasCharlesBabbage,whowroteabookandbuiltmein1936.2.AfterIgotmynewtransistorsinthe1960s,Ibecamesmallerbutclevererandquicker.3.Iwasbroughtintopeopleshomesinthe1970s.4.SincemybirthIhavebeenbuilttotaketheplaceofthehumanrace.,TrueorFalse,Scanning,ReadingComprehensionIII,5.IbeganasacalculatingmachineinJapanin1642.6.In1936,Igrewrapidlybothinsizeandinbrainpower.7.Astimewentby,Iwasmadebigger.8.Sincethe1970smanynewapplicationshavebeenfoundforme.,Scanning,1.Whowasthefirstpersontomaketheearliestcomputer?A.AlanTuring.B.CharlesBabbage.C.CharlesTuring.D.AlanBabbage.2.Whenwasthe“universalmachine”built?A.In1822.B.In1642.C.In1936.D.In1970.,Scanning,ReadingComprehensionIV,3.Whenwasthecomputerthebiggest?A.In1642.B.In1936.C.Inthe1940s.D.Inthe1970s.4.Howoldisthecomputer?A.About170yearsold.B.About270yearsold.C.About370yearsoldD.About470yearsold.,Scanning,5.Whichofthefollowingisintherightorderoftime?Thecomputerwasconnectedwithothercomputers.b.AlanTuringwroteabookaboutthecomputer.c.ThecomputerhasbeensenttoexploretheMoonandMars.d.Thecomputerbegantosimplifydifficultsums.A.a.b.c.d.B.b.c.a.d.C.d.a.c.b.D.d.b.a.c.,Scanning,Thecomputerbeganasacalculatingmachine,1936,Thecomputergrewrapidlybothinsizeandinbrainpower.,Finishthetimelinebelow.,Scanning,ReadingComprehensionV,1960s,Computerswereusedinofficesandhomes.,Computersconnectpeopleallovertheworldtogether.,Thecomputerhadgrownaslargeasaroom.,Thehistoryofcomputers,thesecondgeneration(1956-1963),thethirdgeneration(1964-1971),thefourthgeneration(1971-),thefirstgeneration(1945-1956),Completethechartbelow.,Scanning,ReadingComprehensionVI,Summary,Ibeganasa_in1642inFrance.In1822Iwasbuiltasan_.Thenin1936AlanTuringwroteabookandbuilta_.Astheyearshavegoneby,Ihavebeenmade_and_butIbecame_and_.,calculatingmachine,analyticalmachine,machine,universal,smaller,smaller,cleverer,quicker,Retellthetextbyfillingthefollowingblanks.,Inthe_theygavemeafamilyconnectedbya_.Nowpeoplecallitthe_.Ihavebeenusedin_and_sincethe1970s.SoIbecamePC.Sincemy_Ihavetrulybeenbuilttoservethe_.,network,1960