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教學(xué)課件
英語(yǔ)八年級(jí)上冊(cè)滬教牛津版Module2ScienceandtechnologyUnit3ComputersPeriod1Period1GettingreadyReading(I)學(xué)習(xí)目標(biāo)認(rèn)讀和理order,compare,monitor,speaker,mainunit,keyboard,mouse,type,brain,control,expensive短語(yǔ)workas根據(jù)上下文語(yǔ)境猜測(cè)生詞的基本含義。利用略讀的閱讀技巧了解文章大意。了解電腦在生活中的作用。
GettingreadyWhereareHiandLo?
WhatisHiwonderingaboutLo?
WheredoesLogethismoney?WhatcanyoudowithanATM?
WhatmakesanATMwork?Lookatthecartoonandanswerthequestions.AcomputermakesanATMwork.ItcontrolstheATM.They’reoutsideabank.HeiswonderingwhyLoisnevershortofpocketmoney.LogetshismoneyfromtheATM.Wecangetmoneyfromitorputmoneyintoit.Maybeacomputer.1The_________showswordsandpictures.2Weusethe_________fortyping.3The“brain”ofacomputerisinthe___________.4Wemovethe_________tocontrol
thecomputer.5Wehearsoundfromthe__________.monitorkeyboardmousespeakersmainunitHowmuchdoyouknowaboutcomputers?Lookatthephotobelowandcompletethesentenceswiththecorrectnames.Asub-headingusuallytellsusthetopicoftheparagraph(s)belowit.sub-headingsLookatthepictures,thetitleandthesub-headingsofthearticleonpage35.Thentick(?)thefactsthatthearticleprobablytalksabout.???1Computersaregettingsmallerandbetter.2Computerscandoimportantjobslikeflyingplanes.3Computersmayworkasdoctors.4Computersareexpensive.1Ifsomethingisverysmall,itis_____________.(line5)Someyoungpeoplealwaysneedhelpfromtheirparents.Theyshouldlearnto_____________themselves.(line8)Wehadfunandlearntsomethingnewaswell.Wehadagoodtime._____________,welearntalot.(line14)Whenwemakeamachinework,we_____________it.(line16)C1Thewordsinitalicsexplainthemeaningsofsomewordsonpage35.Findthesewordstocompletethesentences.Changetheirformsifnecessary.operateInadditiondependontinyWhileyoureadReadthefirstpartofthearticleandcompletethetablebelow.SmallerandbetterThefirstcomputersinthe1940sComputersnowadaysbecomingExampleConclusionbiggerthancarssmallerandbetterThereisprobablyatinycomputerinsideyourTVorwashingmachine.Youdependoncomputersmorethanyourealize.Wecanusecompu-terstocalculateAdvantages
ExamplescalculateatafasterspeedthanwecanalmostnevergivewronganswerstypeanddrawthingsdoimportantjobsflyplanesoperaterailwaysReadthesecondpartofthearticleandcompletethetablebelow.Whatcanwedowithcomputers?flyspaceshipsReadthethirdpartofthearticleandanswersomequestions.Isacomputerclevererthanme?Isacomputerclevererthanyou?Why?No,itisn’t.Becausethehumanbraincanproducenewideasbutcomputerscannot.Whatjobmaycomputersbeabletodobetteroneday?Thejobofadoctor.Whatproblemwillweprobablyfaceifcomputerscandoallourjobs?Wemayhavenothingtodo.Isacomputerclevererthanyou?S1:Wecandomanythingswithcomputersinourdailylife.S2:Forexample?S1:Wecan_________,_________and________________withthem.S1:Theremaybetinycomputersinyourhome.S2:Where,forexample?S1:Insideyour_________or________________.21Afteryouread
D1Completetheanswerswiththeexamplesfromthearticle.TVwashingmachinecalculatetypedrawthingsS1:Computerscandosomeimportantjobs.S2:Forexample?S1:Theycan______________and_____________________.S1:Oneday,computersmaybeabletodoabetterjobthanhumanbeings.S2:Forexample?S1:They___________________________________________.43operaterailwaysflyplanesandspaceshipsmaybebetterthandoctorsatdoingtheirjob.D2Answerthequestionsbelowincompletesentences.Whatwerethefirstcomputerslike?_________________________________________________2.Whyareweunawareofsomecomputers?_________________________________________________3Arecomputersclevererthanyouandme?Whyorwhynot?__________________________________________________________________________________________________Theywerebiggerthancars.Becausetheyaretiny.No,theyaren’t.Becauseourbrainscanproducenewideasbutcomputerscannot.Completethesentenceswiththewordsyouhavejustlearnt.Changetheirformsifnecessary.Ican’ttypebecausethe__________doesn’twork.You__________onyourparentstoomuch.Youshouldlearnhowtolookafteryourself.3Myfather__________asanengineer.Hisjobisto__________somebigmachinesandrepairthem.4CPUisthe“__________”ofacomputer.It’sa__________partinthemainunit.5Gettingangr
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