外研版高中英语必修二-Module-5-Grammar教学课件

必修二Module5NewspapersandMagazinesGrammarGrammar1Adverbialclauseoftime1.ReadthesentencesandanswerthequestionsAWhilehewastravelinginspace,YangspoketotwoastronautaboardtheInternationalSpaceStation.BWhenhewasorbitinginthecapsule,hetookphotographsofplanetearth.1.Therearetwoverbsineachsentence.Whyarethetensesdifferent?Thepastcontinuousverbwascontinuingallthetime,andwasinterruptedbyactionsofshortdurationwhichareinthepastsimple.2.Isoneactionlongerthantheother?Yes,thefirstactionineachsentenceislongerthanthesecondone.3.Didoneactiontakeplaceaftertheother?No.theytookplaceatthesametime,althoughthesecondactionstartedafterthefirstone.4.Didoneactiontakeplaceatthesametimeastheother?Yes,itdid.2.ReadthesentencesandchoosethecorrectanswersAWhenYanglanded,PremierWenJiabaotelephonedthecontrolcenter.BWhenYanglanded,PremierWenJiabaowastelephoningthecontrolcenter.1Inthefirstsentence,(a)TheChinesePremiertelephonedthecontrolcenterafterYanglanded.(b)HetelephonedthecontrolcenterbeforeYanglanded.(c)Thewordwhencanbereplacedwithassoonas.2Inthesecondsentence,(a)TheChinesePremiertelephonedthecontrolCenterafterYanglanded.(b)ThenewscameinthemiddleofaconversationbetweentheChinesePremierandthecontrolcenter.(c)Thewordwhencanbereplacewithatthattime.1.WhenyangwenttoBeijing,he____(meet)thepremier.2.WhenhewenttoHongKong,he____(sing)withJackieChen.metsang3.Completethesentenceswiththecorrecttensefortheverbsinbrackets.3.Whentheyopenedthecapsuledoor,Yang______(getout).4.Whilehe___________(orbit)theearth,hespoketotheSpaceStationastronauts.gotoutwasorbiting状语从句状语从句在句中起状语的作用，修饰主句的谓语动词，形容词，副词或整个句子。状语从句可按用途分为时间状语从句，地点状语从句，原因状语从句，条件状语，目的状语从句，结果状语从句，让步状语从句，比较状语从句和方式状语从句。状语从句连词时间状语从句after,as,aslongas,before,once,since,when,while,till,hardly···when···,themoment地点状语从句where,wherever原因状语从句because,since,as,nowthat···条件状语从句if,unless,aslongas,asfaras,inease,onconditionthat···让步状语从句as,though,although,nomatter,evenif,eventhough,however,whatever目的状语从句that,sothat,inorderthat···方式状语从句as,justas,asif,asthough结果状语从句that,sothat,so···that,such···that···比较状语从句as···as,notso···as,than,themore···themore···㈠常用的引导时间状语从句的连词When1.when可表示“当……的时候,一……就(=assoonas或themoment),在……之后(=after)”,既可表示时间段,又可表示时间点;当when用于表示时间段时可与while通用.•当我正在厨房里忙的时候，有人敲门。When/WhileIwasbusyinthekitchen,someoneknockedatthedoor.•当我醒来时，妈妈正在准备早餐。WhenIwokeup,momwaspreparingbreakfast.2.whilewhile意为“正当……的时候,在……期间”,用于表示时间段或过程,强调主句与从句的行为或状态同时发生或存在,while所引导的时间状语从句中谓语必须用延续性动词。•在纽约时,我见过他两次。WhileIwasinNewYork,Imethimtwice.•当我们的头潜入水下时，我们仍能听到声音。Wecanstillhearsoundswhileourheadsareunderwater.•在操作机床的过程中，我们十分小心。While(wewere)operatingthemachinetools,wewereverycareful.3.Asas引导时间状语从句时,更侧重于主句与从句的行为同时发生,常译为“随着……”或“一边……一边……”.•随着年龄的增长，你知道的会越来越多。Asyougrow,youknowmoreandmore.•她边走边唱。Shewassingingasshewaswalking.4.Beforebefore意为“在……之前”。此外before还有一些特殊含义,如“才,就,还没有来得及……”。•他险些把我撞倒才看到了我。Healmostknockedmedownbeforehesawme.•我还没有来得及仔细看，他就把便条从我手中拿走了。BeforeIcouldlookcarefully,hetookthenoteawayfromme.•不久我们就会相见。Itwon’tbelongbeforewemeetagain.5.Afterafter意为“在……之后”。表示主句动作发生在从句动作之后。•完成工作之后,我们回家了。Wewenthomeafterwehadfinishedthework.•你想好以后,请告诉我你的决定。Afteryouthinkitover,pleaseletmeknowyourdecision.6.Sincesince引导的时间状语从句的谓语动词既可以是延续性动词，也可以是短暂性动词。句型：Itis/hasbeen+一段时间+since-clause(一般过去时）自从你离开，我一直在北京。IhavebeeninBeijingsinceyouleft.我妹妹不在北京住有四年了。ItisfouryearssincemysisterlivedinBeijing.•自从他们结婚至今已经有三年了。Ithasbeenthreeyearssincetheygotmarried.•自从他们不住这儿已经有三年了。Ithasbeenthreeyearssincetheystayedhere.17.till/until译为“直到……时”（肯）until“直到……才”(否）主句和从句都为肯定式时，till和until可互换。主句否定式，从句肯定式，一般用until。•我将呆在这儿直到你回来。I’llstayhereuntil/tillyoucomeback.•他直到完成了作业才上床睡觉。Hedidn’tgotobeduntilhefinishedhishomework.㈡引导时间状语从句的特殊连词•thefirst(second…last)time第一(第二……最后)一次,•lasttime(上次),•nexttime(下次),•anytime(任何时候)等。•第一次我见到她时，我就知道我们会成为好朋友。ThefirsttimeImether,Iknewwewouldbegoodfriends.•我第一次见到他时,他给我留下了深刻的印象。IwasdeeplyimpressedbyhimthefirsttimeImethim.•上次我在巴黎时,他常来看我。LasttimeIwasinParis,heoftencametoseeme.•下次你去国外时,带我一起去。Takemenexttimeyougoabroad.•什么时候你需要我的车,我都会借给你的.I’lllendyoumycaranytimeyouneedit.2.each/everytime(每次，每当),allthetime(一直，始终)等。•每次他来看望这位老人都会给他带来许多水果。Hebringsalotoffruittothemaneverytimehecomestoseehim.•他发言时，她一直在认真听。Shelistenedcarefullyallthetimehespoke.3.bythetime(到……时候为止）•到十四岁时，爱因斯坦已经自学了高等数学。Bythetimehewasfourteen,Einsteinhadtaughthimselfadvancedmathematics.•你明天来这儿的时候，我已经完成这项工作了。Bythetimeyoucomeheretomorrow,Iwillhavefinishedthiswork.从句用一般过去时，主句用过去完成时;从句用一般现在时,主句用将来完成时。4.themoment,theminute,thesecond,theinstant,immediately,directly,instantly,once,nosooner…than,hardly/scarcely…when等。•我一看到她就认出她来了。Irecognizedherthemoment(that)Isawher.•我一干完活就回家了。IwenthomedirectlyIhadfinishedwork.Exercise11._____ridingabike,hefelldowntotheground.A.AsB.WhenC.AssoonasD.Immediately2.—I’mgoingtothepostoffice.—_____youarethere,canyougetmesomestamps?A.AsB.WhileC.BecauseD.IfBB单项选择。3.Hetransplantedthelittletreetothegarden_____itwasthebesttimeforit.A.whereB.whenC.thatD.until4.Scientistssayitmaybefiveortenyears____itispossibletotestthismedicineonhumanpatients.A.sinceB.beforeC.afterD.when5.Itisdifficultforustolearnalessoninlife_____we’veac