高中英语Book2Unit3第三单元reading：whoamI新人教版必修2课件

57/24/20231WhoamI?FrankLi47/24/20232WhoamI?FrankLi37/24/20233WhoamI?FrankLi27/24/20234WhoamI?FrankLi17/24/20235WhoamI?FrankLiWhatarethey?Welcometomyclass!First,let’splayagame!7/24/20236WhoamI?FrankLiHugecomputer7/24/20237WhoamI?FrankLiPC

(personalcomputer)laptop

(notebookcomputer)7/24/20238WhoamI?FrankLiPDA(personaldigitalassistant)robot7/24/20239WhoamI?FrankLiAretheysame?

They’recomputersindifferentstages.What’snext?7/24/202310WhoamI?FrankLii-robot(intelligentrobot)7/24/202311WhoamI?FrankLiWHOAMI?

Unit3Computers——ReadingUnit3Computers——reading7/24/202312WhoamI?FrankLiSkimming:Readandanswerthesequestions:2.Whowasthefirstpersontoinventtheearliestcomputer?

3.Whowasthenextimportantpersontodesigncomputers?

CharlesBabbageAlanTuring1.WhoamI?Acomputer.7/24/202313WhoamI?FrankLiLet’shaveamoredetailedreading!ReadPara.1in2minsandfindoutthedevelopmenthistotyofcomputers.I’llgiveyousomeclues.7/24/202314WhoamI?FrankLi1936(1822)16421940sLatterAndlatter…acalculatingmachine,in1642ananalyticalmachine,(in1822),CharlesBabbageauniversalmachine,in1936,AlanTuringahugecomputer,aslargeasaroom,in1940sapersonalcomputerandalaptop,andusedinofficesandhomessincethe1970s…7/24/202315WhoamI?FrankLiacalculatingmachine,in1642帕斯卡计算器是由布莱斯·帕斯卡(BlaisePascal)发明的，帕斯卡计算器可以把一长串数字相加，在他的计算器中有一些互相联锁的齿轮，一个转过十位的齿轮会使另一个齿轮转过一位，人们可以像拨电话号码盘那样，把数字拨进去，计算结果就会出现在另一个窗口中。7/24/202316WhoamI?FrankLiananalyticalmachine,(in1822)分析机是由英国数学家查尔斯·巴贝奇设计的一种机械式通用计算机。它的设计逻辑却非常的先进，是大约100年后电子通用计算机的先驱。7/24/202317WhoamI?FrankLia“universalmachine”,in1936(notarealmachine,butjustamathematicalmodel)7/24/202318WhoamI?FrankLi

ahugecomputer,aslargeasaroom,inthe1940s尺寸（英尺）30×50电容(个)10000重量（吨）30开关(个)6000真空管(个)18800耗电（W）150000电阻(个)70000成本（1940年）$40万ENIAC7/24/202319WhoamI?FrankLiPara.27/24/202320WhoamI?FrankLitechnicalwordsMemory:storageorstoragecapacityasofacomputer,disk,etc.chiptransistortube7/24/202321WhoamI?FrankLinetworkTheWorldWideWeb7/24/202322WhoamI?FrankLiPara.2Readitbyyourselvesin2minandanswer:Whereismemorystored?7/24/202323WhoamI?FrankLiPara.3

Findsomesupportingdetailsforthetopicsentence.(1minute.)Sincethe1970smanynewapplicationshavebeenfoundforme.7/24/202324WhoamI?FrankLiSincethe1970smanynewapplicationshavebeenfoundforme.communicationsfinancetraderobotsmobilephonesmedicaloperationsspacerocketsexploringtheMoonandMarsAnyhow,mygoalistoprovidehumanswithalifeofgoodquality.7/24/202325WhoamI?FrankLiName:computerBorn:(time)_______(place)__________Myrealfather:_______________Mysize:1._______________(inthepast)2.____________________(modern)Myhistory:1.1642___________machine2.1822__________machine3.1936__________machine4.1940s______________5.1970s

_______and______Mymemory:________________________Myapplications:_______________;________;_______________;________;_______________;______________;_______________...

WhoamI？1642FranceAlanTuringhugesmallerandsmalleranalyticalcalculatinguniversallaptopPCtubestransistorschipscommunicationfinancerobotmobilephonespacerocketmedicaloperationtradehugecomputer7/24/202326WhoamI?FrankLiWritingskillspersonification（拟人）narrativeperspective:first-personnarrative（叙述角度：第一人称角度）chronologicalorder(时间顺序)mainideasandsupportingdetails

（主旨+支撑细节）7/24/202327WhoamI?FrankLiHowdoweusecomputersindailylife?ComputersBECDAcommunicationentertainmentinformationworkandjobcommerce/financeonline7/24/202328WhoamI?FrankLicommunicationchattingsendingE-mailsexpressingideasonlinemakingnewfriends…7/24/202329WhoamI?FrankLientertainmentplayinggameswatchingmovieslisteningtomusic…7/24/202330WhoamI?FrankLiinformationreadingnewssearchingforusefulinformation,suchaspriceinformation,jobinformationandsoonaskingquestionsandseekingforhelp…7/24/202331WhoamI?FrankLicommerce/financeonlineshoppingonlinetransferringaccountspayingallkindsofbills,suchaswater&electricityfees,cellphonefeesandsoonspeculatinginstocksonline…7/24/202332WhoamI?FrankLiworkandjobusingcomputerstodojobsapplyingforjobsonlinedoingresearch…7/24/202333WhoamI?FrankLi

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