必修2module5Grammar时间原因状语从句

Grammar1and2时间状语从句1.由when,whenever,as,while,after,before,until,till,since,once,assoonas,等引导的时间状语从句。1Whenthebellrang,theguardwaswaitinginhisseat.2Whileantsgrowtheychangetheirformsthreetimes.2.由theminute,themoment,theinstant,theday,theweek,theyear,thefirsttime,anytime,everytime,eachtime,thelasttime,allthetime,fromthetime,bythetime,immediately,instantly,directly等引导的时间状语从句。1我一见到你就认出了你。IrecognizedyoutheminuteIsawyou.同学们列举一下我们所接触到的状语从句状语从句原因状语从句结果状语从句时间状语从句地点状语从句条件状语从句让步状语从句目的状语从句方式状语从句伴随状语从句2他来的那一天就访问了我。3Weweretheretheweekitsnowedsoheavily.Hecalledonmethedayhearrived.雪下得很大的那一周我们在那里。3.其中theminute,themoment,theinstant,thesecond,以及immediately,instantly,directly表达的意思一样,都是“一……就……”可以相互替换。e.g.Youmustshowthegentlemaninimmediatelyhecomes.Youmustshowthegentlemanintheminute/themoment/instantlyhecomes.翻译下列句子:你一按按钮,灯就会亮。他一出现,便一片沉寂。Thelampwilllightinstantlyyoupressthebutton.Directlyheappeared，therewasdeadsilence.4.另外还要注意（一……就……）hardly…()when…()scarcely…when…nosooner…than…(放句首则倒装）e.g.Ihadhardly/scarcelygothomewhenitstartedtorain.Hardly/scarcelyhadIgothomewhenitstartedtorain.haddonedid1我刚到他就给我打电话了。2我们刚到火车站火车就走了。Hardly/ScarcelyhadIarrivedwhenhecalledme.NosoonerhadIreachedthestationthanthetrainleft.5.when,while,as引导的时间状语从句的区别。1作为“当…...时”讲,when可以和延续性动词连用,也可以和短暂性动词连用,而while和as只能和延续性动词连用。e.g.Whydoyouwantanewjobwhenyou’vegotsuchagoodone?Sorry,Iwasoutwhenyoucalledme.Strikewhiletheironishot.Thestudentstooknotesastheylistened.get为短暂性动词call为短暂性动词is为延续性动词listen为延续性动词2when从句的谓语动词可以在主句动词之前或之后发生或同时发生.而while和as从句的动词必须是和主句的动词同时发生。Whenhehadfinishedhishomework,hetookarest.WhenIgottotheairport,theguestshadleft.hadfinished先发生gotto后发生当主从句动作同时发生,且从句动作为延续性动词时,三者可互换。When/While/Asshewasmakingaphonecall,Iwaswritingaletter.3when还有“正在那时”通常用在以下句型中。beabouttodo…when(suddenly)…begoingtodo…when…bedoing…when…beonthepointofdoing…when…（正准备做…正在那时/突然间…）我正打算出去这时电话响。我正在读书这时有人敲门。Iwasabouttogooutwhenthephonerang.Iwasonthepointofreadingbookswhensomeoneknockedatthedoor.4as还有“因为”“作为”“随着”“一边…...一边......”随着时间的流失,天气变的越来越糟糕了。小女孩边走边唱。Asthetimewenton,theweathergotworse.Thelittlegirlsangasshewent.Translatethefollowingsentences.5在将来时的从句中常用when,且从句必须用一般现在时。YoushallborrowthebookwhenIhavefinishedreadingit.6when还用在表示“一……就……”的句型中。Hardly/ScarcelyhadIenteredmyroomwhenthetelephonerang.7while还做并列连词“然而”表对比。和从属连词“尽管”的意思,相当与though/although。Whileheisalittleboy,heknowsalot.I’mworkingwhilemywifeiswatchingTV.8before——sinceItis+T+before+(did)…要多久之后才能Itis+T+since+(did)…做…已经有多久了。1）他要三天后才能回来。Itwillbethreedaysbeforehereturns.Howlongwillitbebeforehereturns?2）姥姥已经和我们住了5年了。Ithasbeen5yearssincegrandmalivedwithus.Howlonghasitbeensincegrandmalivedwithus?1.–Washisfatherstrictwithhimwhenhewasatschool?--Yes.Hehadneverpraisedhim_____hebecameoneoftopstudentsinhisgrade.A.afterB.unlessC.untilD.when2.____youtoldme,Ihadnoideaofit.A.UntilB.WhenC.WhileD.As√√Practice3.Itwasfoolishofyoutotakeataxi____youcouldeasilywalktherein5minutes.A.beforeB.tillC.sothatD.when.√Underlinethecorrectformoftheverb.1.Whentheastronautsreturned/werereturningtoEarth,theygave/weregivingapressconference.2.Whilethefanswaited/werewaitinginthefrontofthehotel,thefilmstararrived/wasarrivingattheback.3.WhileIwalked/waswalkingtoschool,Imet/wasmeetinganalieninthestreet.________________________________________原因状语从句1由because,as,since,nowthat引导的原因状语从句。⑴Asthetreewasaverysmallone,itdoesn’ttakelongtochopitdown.⑵Sincealotofpeoplemakemistakesinlife,Mr.SmithwantedtogiveJohnachance.⑶Nowthatalltheguestshavearrived,let’shavedinner.TranslatetheabovesentencesintoChinese.原因状语从句中应注意的问题as,because,for,since的区别1as作为从属连词引导原因状语从句时,语气不如because强烈。它引导的从句常放在句首,说明原因,后面的主句则说明结果。2because引导从句时,语气最强,直接回答why的问句。她引导的句子是语意中心所在,一般在句后。(最强答why）3for作为并列连词,多用于书面语中,表示原因,语气最弱,往往含对所作论述提供情况或补充说明之意。它引导的句子一般在主句之后。（解释补充推测）4since表示的原因是双方已知道的。（自然原因用）2形容词glad,sorry,afraid,pleased,satisfied,prouddelighted,也可以接一个有that引导的原因状语从句,且that可省略。⑴我很高兴你把这见事告诉了我。⑵对不起,我没有做我该做的那么多。I’mglad(that)youtoldmeaboutit.I’msorry(that)Ihaven’tdonesomuchasIshould.Completethesentencesusingthewordsinbracketsandthecorrectpunctuation.1.thestoryisinthenewspaper/everyonebelievesitistrue(since)2.hewasthefirstChinesepersontotravelinspace/heisanationalhero(as)3.Ihaveatelescope/Icanlookatthestars(nowthat)4.Wu’sparentswereborninChina/hewasabletospeaktoYanginChinese(as)1.Sincethestoryisinthenewspaper,everyonebelievesitistrue.2.AshewasthefirstChinesepersontotravelinspace,heisanationalhero.3.NowthatIhaveatelescope,Icanlookatthestars.4.AsWu’sparentswereborninChina,hewasabletospeaktoYanginChinese.1.Hefounditincreasinglydifficulttoread,_____hiseyesightwasbeginningtofail.A.thoughB.forC.butD.so2.—DidyoureturnFred’scall?—Ididn’tneedto_____I’llseehimtomorrow.（北京2008）A.thoughB.unlessC.whenD.because3.JennywasverysadoverthelossofthephotosshehadshotatCanada,_____thiswasamemorysheespeciallytreasured.A.asB.ifC.whenD.where4.AnimalssufferedatthehandsofMan_____theyweredestroyedbypeopletomakewayforagriculturallandtoprovidefoodformorepeople.（江西2008）A.inwhichB.forwhichC.sothatD.inthat5.Ihopeyou’vegotyourowncar,_____ifyouhaven’twemayha