新人教版高一下学期 必修二Unit2 Computers Reading课件ppt.ppt

,Unit3Computer,Softdisc(floppydisc),CD-ROM,printer,scanner,mp3,USB,SomeInformationaboutthecomputersandtheinternet,HardwareSoftwareHostOutputProgramsMemoryDrivesDesk-topcomputerBusinesscomputerDigitalmovie,硬件,软件,主机,输出,程序,内存储器,驱动器,台式计算机,商务计算机,数字影像,Chatrooms,netbar,chatbarOn-linefriendsBeon-line,ontheinternetDown-loadfilesSendandreceivee-mailWebfansInternetsitesE-mailboxElectronicmailLocalAreaNetworkLoginLogoutnetizen,网吧,网友,上网，在线,下载文件,收发邮件,网迷,网址,电子邮件,电子邮件箱,局域网,登陆,注销,网民,Fashionablecomputers,Atoy?,Ahandbag?,Computers,virtualkeyboards虚拟键盘,Nose-topkeyboard-vest,?,WhoAmI,Reading,1.Whoisthespeaker?2.Whatsthemainideaofthetext?A.Thecomputerwantstofind“whoheis”.B.Thefunctionalchangeofthecomputer.C.Thecomputerbecomespopulararoundtheworld.D.Thehistoryofthecomputer.,Gothroughthepassagequicklyandanswerthequestions.,Thecomputer.,Ticktheinformationmentionedinthepassage,anabacusacalculatingmachinechangeofmysizeshareideaswithpeopletheAnalyticalMachinemadebyCharlesBabbagetransistor7.CD-ROM8.connectedbyanetwork9.chatroom10.servethehumanrace,Discussion,1.Whichtype/styledoesthetextbelongto?2.WhydoesthewriterusethetitleWHOAMI?Whatkindofliterarydevices(修辞)doesthetextuse?,A.Description(描写)B.Narration(叙述)C.Exposition(说明)D.Argumentation(议论),Personification,thefirstperson,simple,vivid,interesting,understandable.,Tellthehistoryofcomputers,1642,1822,1940s,1960s,1970s,now,？,1936,Changesofthecomputer:,Calculatingmachine,Analyticalmachine,Universalmachine,Artificialintelligence,network,(In1642),(In1822),(in1936),(Inthe1960s),internet,(Inthe1970s),CharlesBabbage,size,brainpower,calculatingmachine,hadgrownaslargeasaroom.,officesandhomes.,network.,Carefulreading:readparagraphoneandcompletethechart,OvertimeIhavebeenchangedquitealot.,_machineanalyticalmachineuniversalmachinepclaptop,calculating,APC,()analyticalmachine,()calculatingmachine,()laptop,()universalmachine,()robot,1,2,3,4,5,6,Ahugecomputer,APC,thehistoryofthecomputer,PDA/Palmtop,Readparagraphtwoandcompletethechart,Thesechangesonlybecomepossibleasmymemoryimproved.,5.worldWideWeb,tubes,2.transistors,3.smallchips,work,Sincethe1970smanynewapplicationshavebeenfoundforme.,Readparagraphthreeandcompletethechart,munications,2finance,3.trade,4.robots,5.mobilephones,6.medicaloperations,7.spacerockets,Thecomputerbeganasacalculatingmachinein1742.TheAnalyticalMachinewasmadebyCharlesBabbagein1842.Computershadnewtransistorsandbecamesmallerinthe1960s.AlanTuringwroteabooktodescribehowcomputerscouldbemadesmaller.Inthepastpeoplethoughtthecomputerwassimple-minded.Inthe1960sthefirstfamilyofcomputerswasconnectedtoeachother.Computerscouldshareinformationandexpresstheirfeelings.Computersconnectpeopleallovertheworldtogether.,Trueorfalse,T,F,T,T,T,T,F,F,Iwasbornasa_machinein1642.WhenIwasyoung,Iwasgoodat_difficultsums.About2hundredyearshadpassedbeforeIcouldthink_andproduce_answers.Atthattime,Iwascalledan_machine.In1936,Iwasbuiltasa_machine.Ihadtheabilityto_anymathematicalproblem.Fromthenon,Igrewrapidlybothin_andmemory.AfterIstoredmymemoryon_insteadofin_.Ibecame_insizebut_inintelligence.,simplifying,logically,quicker,solve,size,transistors,tubes,smaller,cleverer,calculating,analytical,universal,Summary,Inthe1960s,Icouldbeconnectedwithothercomputersbya_.Fromthenon,Iwasabletosharemyknowledgewithothersthroughthe_.Afterthat,Ihadmanynew_.Now,Iamgladtoservehumanbeingsasa_andapleasant_.,network,Web,applications,devoted,helper,Astimewentby,Ibecameevensmaller,forIputmymemoryonaverysmall_,whichmademebecomePCandlaptop.,chip,WorldWide,friend,Difficultsentences,Thenin1822IwasbuiltasanAnalyticalMachinebyCharlesBabbage.,2.Ifollowedinstructionsfromcardswithholes.,3.MyrealfatherwasAlanTuring,whoin1936wroteabooktodescribehowcomputerscouldbemadetowork,blem.,4.Astheyearshavegoneby,Ihavebeenmadesmallerandsmaller.,5.NoonecouldrecognizemeafterIgotmynewtransistorsinthe1960s.,6.Ilovebeingusedtoconnectpeoplewhoarentcloseenoughtospeaktoeachother.,Thereweretimeswhen有一段时间,ANDY-THEANDROID,Wehavemanydifferentkindsofandroidsinourdailylife.,Skeleton人体骨架,pencil,Mars战神,战士,Readthetextcarefullyanddecidewhetherthefollowingsentencestrueorfalse,1.Andylookslikeahuman.2.Andycancommunicatewithhisteammatesbyusingthehumanlanguage.3.AndyfirstcompetesinNagoya,Japan.4.Andythoughthisopponentcheated,becausetheyhadanewkindofprogram,whichhadjustbeendevelopedbeforethecompetition.5.Andythoughthisprogrammercancreateanevenbettersystem.6.TheprogrammerprogramsmovessothatAndycanusethemingames.7.Andyisanandroid,sointelligenceisallofhim.,(T),(F),(T),(T),(F),(T),(T),Reading:,Iam_ofafootballteam.Iamasbigasahuman.Onfootballteam,Iama_,soIcanrunveryfast.Mycomputerchips_meto_and_likeahuman.IneedtoshoutincomputerlanguagetomyteammatestogivemetheballwhenIamopenandhaveagoodshotforagoal.Ifirst_inNagoya,Japan._ourteamwenttoSeattle,WashingtonintheUSA.Ourteamgot_place.Personally,Ithinktheteamwhowonfirstplace_.Theyhadanewkindofprogram,whichhadjustbeendevelopedbeforethecompetition.,Fillintheblanks,part,striker,help,move,think,compete,Lastyear,second,cheated,Ineedtotellmyprogrammerto_myintelligence.Ithinkwecanworktogetherto_anevenbettersystem.Infact,Iwouldreallyliketoplay_ahumanteamsometimes._,myprogrammerislikemy_.Sheprogramsmewithallthe_sheha