英语必修二 unit3 computer who am i reading

Unit3ComputersReadingkeyboardmousemonitorscreenspeakerhostcomputerTheDevelopmentofComputersI.Warmingupabacus算盘calculator计算器Warminguphugecomputer大型计算机PC个人电脑Warminguplaptop笔记本电脑PDA个人数字助理Warminguprobot机器人？Whatdoyouthinkwillbethenextdevelopment?workforusinMars(火星)What’snext?DohouseworkFightinwars(战斗)仿真机器人entertainment娱乐Whatdothesepictureshaveincommon?•Ofcourse,themachinesinthemcanalldocalculation(计算).Warmingup2.Thispassageismainlyabout()A.ThedevelopmentofcomputersB.WhatcomputerscandoC.AdvantageanddisadvantagesofcomputersASkimmingforMainideas1.WhoamI?Acomputer1642TheAnalyticalMachinewasmadebyCharlesBabbage.19361940sThefirstfamilyofcomputerswasconnectedtoeachother.1970snowThecomputerbeganasacalculatingmachine．1822AlanTuringwroteabooktodescribehowcomputerscouldbemadetowork．Computerhadgrownaslargeasaroom.1960sComputerswereusedinofficesandhomes．Computersconnectthepeopleallovertheworldtogether.Task4Readthepassageagainandfillintheform.1.Whomadethefirstanalyticalmachine?（）A.BillGates.B.CharlesBabbage.C.AlanTuringD.Anoperator.2.Whenwasthecomputerconnectedbyanetwork?（）A.Inthe1940s.B.Intheearly1960sC.Sincethe1970s.D.In1936.3.Sincethe1970s,computershavebeenusedinthefollowingfieldsEXCEPT（）.A.financingB.makingspacerocketsC.exploringthesunD.doingmedicaloperationsBBCScanning:Readthewholetextcarefullyandtrytofindouttheanswertothefollowingquestions:4.Whatcanyouinferfromthetext?（）A.Thecomputerhasartificialintelligence.B.Thecomputerchangesalotovertheyears.C.Thecomputercandomorethingsforthehumanrace(人类)inthefuture.D.Thecomputercancontrolpeopleinthefuture.C1.In1642Ibeganasacalculatingmachineandcouldsolveanymathematicalproblem.2.MyrealfatherwasCharlesBabbage,whowroteabookandbuildmein1936.FFAlanTuringTrueorFalse?3.AfterIgotmynewtransistorsinthe1960s,Ibecamesmallerbutclevererandquicker.4.Iwasbroughtintopeople’shomesinthe1970s.5.SincemybirthIhavebeenbuilttotaketheplaceofhumanrace.TTFserve6.AlanTuringbuiltanAnalyticalMachinetosolveanymathematicalproblems.7.Peoplebegantorealizethatthecomputergotclevererandquickerwithtimepassing.8.Thecomputerbegantoservethehumanracesinceitwasbroughtintopeople’shomes.FTF9.Sincethe1970s,thecomputerwasusedbypeoplearoundtheworldthroughtheInternet.10.Thelargerthecomputeris,themorememoryithas.TFChangesofthemachineCalculatingmachineAnalyticalmachineUniversalmachineMachinewithartificialintelligenceMachinewithnewtransistorAfamilyconnectedbyanetworkAfamilyusedbytheInternetFillintheblanks:Ibeganasa________machinein1642inFrance.In1822Iwasbuiltasan________machine.Thenin1936AlanTuringwroteabookandbuilta________machine.Astheyearshave______,Ihavebeenmade______.Thereweretimeswhenmysize______changed.Andmymemorybecame_____large_____Icouldn’tbelieveit.Inthe1960stheygavemeafamily_________byanetwork.Iwasableto_________________withothersthroughtheWorldWideWeb.Sincethe1970smanynewapplications______________forme.calculatinganalyticaluniversalgonebysmallertotallysothatconnectedsharemyknowledgehavebeenfoundShouldhighschoolstudentssurftheinternet(上网)?Ithinkhighschoolstudentsshouldsurftheinternetbecause…(first,secondly,thirdly)Ithinkhighschoolstudentsshouldnotsurftheinternetbecause…(first,secondly,thirdly…)AdvantagesWecancommunicatewithfriendsListentothemusicSeefilms&watchnewsPlaygamesDoshoppingSavealotoftimeDoalotofusefulthingsDisadvantagesSomepeopleespeciallytheteenagersabandon(沉迷于)themselvestothecomputergamesandchattingontheInternet.Asaresult,theyhavelittletimetostudy.Somepeopleusethecomputerwrongly.Ifyouspendtoomuchtimeonit,itwilldoharmtoourhealth.ConclusionThereisnodoubtthatcomputerhastwosides,too.Ifwemakegooduseofit,itwillmakeourlivesmorecolorfulandconvenient.Butdon’tloseyourselfinplayingcomputers.Justremember:Keepfit,studywellandworkhard.Homework