高中英语pep英语必修2课件UNIT 3 Computers 课件 23页

Welcome\nWhoamIIamanangelIamadreamIamloveIamaneedIamintelligenceIamstrengthIamhopeIamawishIamawonderIamamythIamamountainIamtheseaIambeautifulIammeIamayouthLet’senjoyabeautifulpoem!\nIamamachine,whichyoucanusetotypeyourhomework,drawpictures,playgames,watchmovies,listentomusic,communicatewithyourfriends,gatherinformation…WhoamI?AcomputerGuessinggame\nUnit3Computers\nWHOAMI?Reading\nLearnsomewordsandexpressions.Knowaboutthedevelopmentofthecomputer.3.Developthestudents’readingskills.Learninggoals(学习目标)\ncalculateanalyticalsimplifytechnologicalrevolutionv.计算adj.分析的vt.简化adj.科技的n.革命Importantwords\nuniversalmathematicalpersonalartificialintelligenceanyhowadj.宇宙的adj.数学的adj.个人的adj.人造的n.智力adv.无论如何\nv.解决，解答n.晶体adv.完全地n.网络v.探索，探测人类solvetransistortotallynetworkexplorehumanrace\nReadingReadfastandanswerthefollowingquestions:1.Whoisthespeaker?2.Whatdoyouthinkthetextisabout?Reading–IFastreading(2ms)\nItisacomputer.Thehistory/developmentofcomputers.1.Whoisthespeaker?2.Whatdoyouthinkthetextisabout?\nFillintheblankswithinformationfromthereading:AccordingtothetimeReading–IICarefulreading(5ms)\nTrytoreadthefollowingphrases:calculatingmachine计算器analyticalmachine分析机universalmachine通用计算器artificialintelligence人工智能technologicalrevolution技术革命mathematicalproblems数学问题\nTimeline1642:_________________________________________1822:TheanalyticalmachinewasmadebyCharlesBabbage.1936:_______________________________________________________________________________________1940s:______________________________________________:Thefirstfamilyofcomputerswasconnectedtoeachother.1970s:_________________________________________Now:Computersconnectpeopleallovertheworldtogether.ThecomputerbeganasacalculatingmachineAlanTuringwroteabookabouthowcomputerscouldbemadetoworkasauniversalmachine.Thecomputerhadgrownaslargeasaroom.1960sComputerswereusedinofficesandhomes.\nDetailedreading(P19)(8ms)Paragraph1Paragraph2Paragraph3Topicsentenc-eSupport-ingdetailscalculatingmachinetubescommunicationsfinanceanalyticalmachineuniversalmachinePClaptoptransistorschipsnetworkWorldWideWebtraderobotsmobilephonesmedicaloperationsspacerobotsOvertimeIhavebeenchangedquitealot.Thesechangesonly…asmymemoryimproved.Sincethe1970smanynewapplications…forme.Reading–III\nIbeganasa______________in1642inFrance.In1822Iwasbuiltasan______________.Thenin1936AlanTuringwroteabookandbuilta_____________.Astime______,Iwasmade______butmymemorygot______and_____.Inthe1960stheygavemeafamilyconnectedby________.NowpeoplecallittheInternet.Iwasusedin______and______inthe1970s.SincemybirthIhavetrulybeenbuilttoservethehumanrace.calculatingmachineAnalyticalMachineuniversalmachinewentbysmallerlargerlargeranetworkofficeshomesThesummaryaboutthetext\nFindthesimilarsentencesinthepassage:1.Afterabouttwohundredyears,CharlesBabbagemademeasananalyticalmachine.IttooknearlytwohundredyearsbeforeIwasbuiltasananalyticalmachinebyCharlesBabbage.Astimegoesby,Ibecomesclevererandcleverer,andIcanrememberanythingIhavebeentold.Overtimemymemoryhasdevelopedsomuchthat,likeanelephant,IneverforgetanythingIhavebeentold.\nTranslationAnyhow,mygoalistoprovidehumanswithalifeofhighquality.IamnowtrulyfilledwithhappinessthatIamadevotedfriendandhelperofthehumanrace.不管怎样，我的目标是给人类提供高质量的生活。现在我充满了幸福感，因为我是人类忠实的朋友和助手。\nWhatcancomputersbeusedfor?Ithinkthat…Inmyopinion…Ibelievethat…What’syourreason?Whydoyouthinkso?OpenyourmouthDiscussion\ntypinghomeworkdrawingpicturesplayinggamescommunicatingwithourfriendsgatheringinformationforourlessonsbuyingthethingswelike,egbooksandclotheslisteningtomusicwatchingmovies\nComputershavegreatpower.Theymakeourlivesmorecolorfulandmoreconvenient.BUTDon’tforgetthatcomputersaremoderntoolswhichcan’ttaketheplaceofrealpeople.Neverignorethepeoplebesideyouorevenfaraway.\nHeartofTheOceanYoudeservetogetit!\nHomeworkFindoutthelanguagepointsinthepassage.