2023学年完整公开课版Book2U3ComputersPeriod5

ENGLISHBook2U3Computers目录period1Contents1Period22Period33Period445Period5Period505Knowtheimportanceofmakinguseofthelanguage.DosomeExercises

教学目标Step1.RevisionWords&expressions学习过程Step2LearningaboutlanguageWordsandExpressionsTask1T：PleaseturntoPage19andfinishDiscoveringUsefulWordsandExpressions.Atfirst，lookatEx.1.Fromthereadingpassage，findthewordsandexpressionswiththefollowingmeanings.Now，tenstudentswillbeaskedtogivethewords.Whocan?Volunteers!学习过程Task2.T：Welldone.NowpleaselookatEx2.andcompletethepassagewithsomeofthewordsabove.Payattentiontotheuseandtheformsofthosewords.Thepossibleanswers：Network/sothat/wentby/totally/truly/simple-minded/Anyway/dealwith学习过程Task3PleasefinishEx.3.LookatthesentencesonPage20.Ticktherightword.Thensomeofyouwillbeaskedtoreadthesentencesonebyone.Thepossibleanswers：1.LifetotallychangedwhenIwenttouniversity.2.IwasamazedtofindthatIwonthecompetitiontodesignanewcomputer.3.Thecompetitionwassoexcitingthatwecheeredallevening.4.IwassoexcitedatthethoughtofmeetingYangLiweithatIcouldnotsleep.5.RobotscanbeboughtsocheaplythatIgaveonetoeachofmyfriends.6.Itwassounluckythatyoulostyourwatchattheconcert.学习过程Task4PleaseturntoPage56andlet’sfinishUsingWordsandExpressions.FirstlookatEx.1.Readthroughthewordsintheright-handboxbelow.Usesomeofthemtonameeachpartofacomputerintheleft-handbox.Wehaveknownaboutcomputer.Butwhocangiveustheexactnames?Thepossibleanswers：1.floppydisc2.harddisc3.scanner4.modem5.CD-ROM6.monitor7.keyboard8.printer学习过程Task5T：NowpleaselookatEx.2.Completethesentenceswithsomeofthewordsintheright-handboxabove.Youcanuseeachwordonlyonce.Firstdotheexerciseindividually，andthencheckyouranswerswithyourpartners.Andlastsevenstudentswillbeaskedtoreporttheiranswerstotheclass.Thepossibleanswers：1.Aprinterisamachineforprintingtextorpicturesontopaper，especiallyonceconnectedtoacomputer.2.ACD-ROMordiskisthemaindevicethatacomputerusestostoreinformation.3.Amonitorisusedtoseeyourdataonacomputer.4.Akeyboardisusedtoputdataintoacomputer.5.ACPUisoftenusedtoconnectcomputerstoeachotherthroughphonelines.6.Datacanalsobestoredinafloppydisc，whichissmallandcanbecarriedeasily.7.Aharddiscisadiscthatcontainscomputerdata.Itcanstorealargeamountofdata.学习过程根据下列句子所提供的汉语提示或所给单词的首字母，写出各单词正确的完全形式(每空限写一词)。1．Theyaretalkingabouttheproblemswhich________(出现)fromthelackofcommunication.2．ThefirmisBritain'smainproducerof________(电子的)equipment.3．Everyoneadmiresherstrengthof________(性格)anddetermination.4．Whatdoyouchargeforthis________(类型)ofcamera?5．Didyou________(发信号)beforeyouturnedright?学习过程pleasepayattentiontothefollowingsentencesinthetext：1.Astheyearshavegoneby，Ihavebeenmadesmallerandsmaller.2.Sincethen，myfamilyandIhavebeenusedbybillionsofpeopletodealwithinformationandcommunicatewitheachotheraroundtheworldbytheInternet.学习过程

Pleasepayattentiontothefollowingsentencesinthetext：3.IhavetrulybeenbuilttoservethehumanracesincemybirthWhatverbtenseisusedinthesesentences?Andwha