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1、外研必修五-Module5-Grammar-状语从句状语从句Whatare“AdverbialClauses”?在主从复合句中修饰主语中的动词、形容词、副词等的从句叫做“状语从句”。分类如下：It’s/willbe+一段时间before+一般现在时表示过了多久才It’s/will（not)be+一段时间before+一般现在时表示没过多久就it’sbeen+一段时间since+一般过去时Itwillbealongtimebeforewemeetagain.Ithasbeen20yearssincewefirstsaweachot
2、her.2)一些表示时间的名词词组也可引导时间状语从句。如：themoment,theminute,（一…就）nexttime（下次）,every/eachtime（每次）。e.g.Themomenthecomes,Iwilltellhim.3).介词也可以引导状语从句。如since,before,after。Iwouldliketoinviteyoutodoseveralexercisebeforecomingtoourkeypoints.4)assoonas,immediately,directly,instantly等副词
3、也可引导状语从句。表示“一……就……”。AssoonasIreachhome,Iwilltellhimthenews.5)a.hardly…when b.scarcely…when/before c.nosooner…than都相当于assoonas，用以引导时间状语从句。注意：当hardly,scarcely及nosooner位于句首时,从句中的主谓要倒装。e.g.Nosoonerhadshegonethanithappened.1.IwassofamiliarwithhimthatIrecognizedhisvoice___
4、___Ipickedupthephone.whileB.afterC.IncaseD.theminute2.Howlongdoyouthinkitwilltake_______ourproductbecomespopularwiththeconsumers?whenB.untilC.beforeD.since3.______thedaywenton,theweathergotworse.WithB.sinceC.AsD.While4.Hewashalfwaythroughhismeal____afamiliarvoicecame
5、tohisears.whyB.whereC.whenD.while5.Hardly______intothevillage______itbegantorain.wehadgot;whenB.wegot;thanC.hadwegot;whenD.didweget;than2.地点状语从句地点状语从句用连接副词where或wherever(在任何地方)引导。e.g.a.Juststaywhereyouare.b.Whereveryougo,I’llberightherewaitingforyou.Whenhereadsabook,
6、hishabitistomakeamark_______themeaningisuncleartohim.A.thereB.whereverC.theplaceD.inwhich2.Ifyouaretravelling______thecustomsaretotallydifferentfromyourown,youmayfeelaculturalshock.A.intheplaceB.whichC.inwhichD.where3.原因状语从句原因状语从句表示主句中的某一动作或状态所发生的原因。引导这种从句常用的连接词是：bec
7、ause,since,as,for,nowthat及considering等。e.g.Hedidn’tcometoschoolbecausehewasill.c.f.Hemightbeill,forhedidn’tcometoschool.表示“直接”原因。表示“间接的推断”原因.不可出现在句首。JennywasverysadoverthelossofthephotosshehadshotatCanada,______thiswasamemorysheespeciallytreasured.A.asB.ifC.whenD.whe
8、re2.Somepeoplebelievethat______oilisrunningout,thefateofthemotorindustryisuncertain.A./B.thoughC.forD.since4.条件状语从句条件状语从句表示主句中的某一动作
