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 Wecanuseacomputerto 2 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 What sthemainideaofthispassage 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 Iwasbroughtintopeople shomesinthe1970s 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