Unit 3 Computers Reading 课件-人教新课标高中英语必修二

Unit3Computers1LookatthefollowingpicturesandtelltheirEnglishnames.

abacuscalculator2hugecomputerPCpersonalcomputer3laptopPDAPersonalDigitalAssistant4robot5Canyoutellthedevelopmentofcomputers?abacuscalculatorhugecomputerPClaptopPDArobot6Doyouknowinwhatwayscomputersareusedtoday?

7searchforinformationwatchmovies8listentomusicreadbooksandmagazines9buythingsonlineplaygamesonthecomputer10Reading

WhoamI?11analyticaladj分析的calcucatevt计算sumn总数，算术题operatorn操作员simplifyvt简化logicaladj合逻辑的revolutionn革命artificialadj人造的intelligencen智力tuben管子，电子管transistorn晶体管chipn碎片，芯片networkn网络applicationn应用financen金融rocketn火箭explorevt/vi探索Marsn火星12ParaI:ParaII:ParaIII:

WhoamI?OvertimeIhavebeenchangedquitealot.Thesechangesonlybecamepossibleasmymemoryimproved.Sincethe1970smanynewapplicationshavebeenfoundoutforme.Skimthepassageandfindoutthetopicsentenceineachparagraph.

13Doyouknowthe

mainideaofthispassage?A.Thedevelopmentofcomputers.B.Amachinewhichissimple-minded.C.Thedevelopmentandtheapplicationsofcomputers.D.Computersmayreplacehumanbeings.14Paragraph1Paragraph2Paragraph3TopicsentenceOvertimeIhavebeenchangedquitealot.Thesechangesonlybecamepossibleasmymemoryimproved.Sincethe1970smanynewapplicationshavebeenfoundforme.Completethechartbelow.15Supportingdetails（findoutsomekeywords）CalculatingmachineAnalyticalmachineUniversalmachinePersonalcomputerlaptopTubesTransistorsChipsNetworkWorldWideWebCommunicationsFinanceTradeRobotsMobilephonesMedicaloperationsSpacerocketsProvidingalifeofhighqualityParagraph1Paragraph2Paragraph316Readpara1andfillinthechart.

CarefulreadingTimeMachineApplicationsIn1642A__________machine________difficultsumsAboutin_____AnanalyticalmachineThink_________In1936A________machineSolveanydifficultproblemBythe1940sAlargermachine______worriedthedesigners____________Personalcomputer/Laptop______________________________calculatingSimplify1842logicallyuniversalRealitySincethe1970sUsedinofficesandhomes17Myshapedidn’tchangeeventhoughmymemoryimproved.TheolderIam,thelargerIhavebecome.OvertimeIhavelargememorysothatIwillnotforgetanythingIhavebeentold.IwasabletosharemyknowledgewithothersthroughtheWorldWideWebintheearly1960s.FFTTTheinformationwasstoredintubes,thenontransistorsandlateronthechips.AsIhavegrownolderIhavealsogrownsmaller.Readpara2andthentellthestatementtrueorfalse.

1812Whatrolesdocomputersplayinthelifeofhumanbeings?Whatarethenewapplicationsofthecomputer?ReadPara3andthenanswer

thefollowingquestions.

Whatarethenewapplicationsofthecomputer?communicationtrademedicaloperation

spacerocketsrobotsmobilephonesfinanceWhatrolesdocomputersplayinthelifeofhumanbeings?Theyprovidehumanswithalifeofhighquality.Theyaredevotedfriendsandhelpersofthehumanrace.

Ibeganasa________________in1642inFrance.In1842Iwasbuiltasan_______________.Thenin1936AlanTuringwroteabookandbuilta_______________.Astime______,Iwasmade______butmymemorygot______and_____.Inthe1960stheygavemeafamilyconnectedby________.NowpeoplecallittheInternet.Iwasusedin______and______inthe1970s.SincemybirthIhavetrulybeenbuilttoservethehumanrace.calculatingmachineanalyticalmachineuniversalmachinewentbysmaller

largerlarger

anetworkofficeshomesRetellthepassage.

ConclusionThereisnodoubtthatthecomputerhastwosides,too.Ifwemakegooduseofit,itwillmakeourlivesmorecolorfulandconvenient.Butdon’tloseyourselfinplayingcomputers.Justremember:Keepfitandstudyhard.

Homework

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