高中英语module2教学unit3warmingu

Unit3Computers,CD/DVD-ROM,monitor,LCDmonitor,CPU,harddisc,motherboard,Partsofcomputers,CentralProcessingUnit,keyboard,mouse,modem,scanner,printer,speaker,floppydisc,USBflashdisc,CD/DVD/VCD,MP3player,WhatisPC?Speakthewholename.,Itmeans:personalcomputer.,2.WhatisIT?,InformationTechnology.,3.WhatisCD-ROM?,Compactdiscread-onlymemory.,4.WhatisPDA?,Personaldigitalassistant.,5.WhatisW.W.W?,Worldwideweb.,6.科学技术。,Scienceandtechnology.,7.人工智能。,Artificialintelligence.,8.笔记本电脑。,Notebookcomputer.,Brainstorm,computer,onlineoffline,click,softwarehardware,search,update,download,Internet,website,Thinkasmanywordsaspossiblerelatedtocomputers,asearchengine,surf,otherusefulwordsandexpressionsaboutcomputer,Network网络Program程序Virus病毒Hacker黑客,Upload上传Homepage主页Password密码Desktop桌面Username用户名,Lookatthesepictures.Whatdotheyhaveincommon?2.Whatdotheytellyouaboutthedevelopmentofcomputers?3.Whatdoyouthinkwillbethenextdevelopment?,Whatsnext?,(Whatdotheyhaveincommon?),IthinkthatInmyopinionIbelievethatWhatsyourreason?Whydoyouthinkso?,1.Theycanbeusedforcalculating.2.Theycandealwithmathproblems.3.Theyareourfriends.4.Theyareusefulandhelpful.,Workinpairs.Trytoputtheseinventionsinanorderaccordingtothetimewhentheyappeared.Thenreadthepassagequicklyandchecktoseeifyouwereright.()analyticalmachine()laptop()calculatingmachine()robot()PC()universalmachine,Pre-reading,1.WhoamI?2.Whatsthemainideaofthetext?A.Thecomputerwantstofind“whoheis”.B.Thefunctions(功能)ofthecomputer.C.Thecomputerbecomespopulararoundtheworld.D.Thehistoryandtheapplicationsofthecomputer.,Lookatthepicturesandthetitleofthereadingpassage.Predictwhatitisgoingtobeabout.,skimming,Iamacomputer.,Thecomputerbeganasacalculatingmachine,Thecomputergrewrapidlybothinsizeandinbrainpower.,Finishthetimeline,1936,Computershadgrownaslargeasaroom.,Size:brainpower:,larger,morepowerful,1960s,Computerswereusedinofficesandhomes.,Computersconnectpeopleallovertheworldtogether.,tubes,transistors,smallchips,largesmallsize,smalllargememory,Computer:size,smaller,brainpower,powerful,OvertimeIhavebeenchangedquitealot.,Thesechangesonlybecamepossibleasmymemoryimproved.,Sincethe1970smanynewapplicationshavebeenfoundforme.,Readingfortopicsentences,OvertimeIhavebeenchangedquitealot.,CalculatingmachineAnalyticalmachineUniversalmachinePClaptop,Thesechangesonlybecamepossibleasmymemoryimproved.,tubestransistorschipsnetworkWorldWideWeb,communicationsfinancetraderobotsmobilephonesmedicaloperationsspacerocketsprovidingalifeofhighquality,Sincethe1970smanynewapplicationshavebeenfoundforme.,calculating,analytical,universal,mathematicalproblems,Simplify,logically,quickly,Medicaloperations,Memory,Transistors,Applications,Communication,Trade,Ibeganasa_inFrancein1642.In1822Iwasbuiltasan_.Thenin1936AlanTuringwroteabookandbuilta_.Astime_,Iwasmade_.Thesechangesbecamepossibleasmy_.Intheearly1960stheygavemeafamily_.NowpeoplecallittheWorldWideWeb.Ihavebeen_sincethe1970s.SoIbecameaPC.Imhappytobecomeadevotedfriendandhelperofthehumanrace.,calculatingmachine,analyticalmachine,universalmachine,wentby,connectedbyanetwork,usedinoffices,smaller,memoryimproved,andhomes,Brainstormalistofusesforcomputers.,SendemailsWordprocessingSearchforinformationChatonlineWatchfilmsorseriesofTVprogramsStoreinformation,WritelettersWritebyhandortypewriterLookinlibraryGotothecinemaWriteeverythingdown,HowdoyouusecomputersandtheInternet?,II.用括号内所给词的适当形式填空。1.Musichasbeencalledthe_(universe)language.2.Man