必修二 unit3 computer reading公开课.ppt

必修二 unit3 computer reading公开课.ppt

ID:56387350

大小:1.51 MB

页数:34页

时间:2020-06-14

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1、Unit3Computerswelcometomyclass-----崔佳高一英语组Iamveryoldnow.IwasborninChina.Manypeopleusedmeforcalculatinginthepast,butnowIamabitlonelybecausetheydon’tlikemenow.abacusRiddles(谜语):DoyouknowwhoIam?Iamverysmall.Icanbeusedforcalculating.InChina,alotofstudentsusemewhensolvingmathe

2、maticalproblems.DoyouknowwhoIam?calculatorRiddles(谜语):Icanbeusedforcalculating.Besides,IcanalsobeusedforwatchingDVD,sendinge-mailandcommunicatingthroughtheInternet.However,IamnotaPC,becauseI’msmallenoughforyoutotakemewithyou.notebookcomputer/laptopDoyouknowwhoIam?Riddles(

3、谜语):Whatdotheyhaveincommon?AnabacusAcalculatorAnotebookcomputercalculatethedevelopmentofthecomputerReading:WhoamI?1.Whoam“I”inthestory?2.Whowasmyrealfather?3.Whatisthemainideaofthepassage?Thepassageisaboutthe____________ofcomputers.164219361940sThefirstfamilyofcomputerswa

4、sconnectedbyanetwork.1970snowTimeline200yearslaterScanning:1.Whoam“I”inthestory?Acomputer.2.Whowasmyrealfather?3.Whatisthemainideaofthepassage?Thepassageisaboutthe____________ofcomputers.developmentAlanTuring164219361940sThefirstfamilyofcomputerswasconnectedbyanetwork.197

5、0snowTimelineThecomputerbeganasacalculatingmachine.200yearslaterAlanTuringwroteabookabouthowcomputerscouldbemadetoworkasa“universalmachine”.Thecomputerhadgrownaslargeasaroom1960sComputershavebeenusedinofficesandhomes.Manynewapplicationshavebeenfoundforthecomputer.Computer

6、sconnectpeopleallovertheworldtogether.Scanning:ThecomputerwasbuiltasAnalyticalMachinebyCharlesBabbage.CarefulReading:findthetopicsentenceofeachparagraphandtheirsupportingdetails.Paragraph1Topicsentence:Supportingdetails{•••••Usefulphrases(Para1)calculatingmachineAnalytica

7、lmachinecardwithholestechnologicalrevolutionuniversalmachineartificialintelligencegobybyinternet计算器分析机穿孔卡技术革命人工智能通用机器经过,(时间)流失通过网络overtimebeconsidered(as/tobe)aslargeasAstimewentby随着时间的推移=astimegoesby=withtimegoingby被认为是......和......一样大随着时间的推移Paragraph1Topicsentence:Suppo

8、rtingdetailsOvertimeIhavebeenchangedquitealot.{calclatingmachineanalyticalmachineuniversalmachin

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