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1、AdverbialClauseA.状语从句概说1.种类：按状语从句的含义，一般分为：时间、条件、地点、原因、目的、结果、方式、比较等状语从句。2.作用：在主句中作状语，可修饰主句中的动词、形容词或副词。3.位置：一般放在句首或句末。放在句首时，从句后常用逗号分开。AdverbialClauseA.状语从句的引导词一、时间状语从句：1)when,while,as,since,after,before,till(=until),2)assoonas(=themoment,theinstant,theminute),3)hardly/scarce
2、ly/barely…before/when=nosooner…thane.g.WhenIcalledonher,shewasplayingthepiano.Itbegantorainwhile/aswewerewalkinginthepark.I(had)sleptfourhoursbeforeshecame.AdverbialClauseNotes:1.not…until=Itisnotuntil…that+从句=Notuntil…+v.+S.(倒装句)e.g.Wedon’tknowthevalueofhealthuntilwelosei
3、t.=Itisnotuntilweloseourhealththatweknowthevalueofit.=Notuntilweloseourhealthdoweknowthevalueofit.AdverbialClause2.Assoonas/Themoment…+从句，S.+V.ed一…就nosoonerthan=S.+hadscarcely+p.p.,when(或before)hardlywhen(或before)Nosoonerthan=Hardly+had+S.+p.p.,whenScarcelywhenAssoonashesa
4、wme,heranaway.=Hehadnosoonerseenmethanheranaway.=Nosoonerhadheseenmethanheranaway.AdverbialClause3.Eachtime/EverytimeS.+V…,S.+V.…每次…都EachtimehecomestoBeijing,hecomestoseeme.4.1)not…longbefore没多久…就2)Itwillnotbelongbefore不久…将会Itwillbelongbefore很久后才会…3)beforelong=soon不久Ihadn’
5、twaitedlongbeforehecame.我没等多久…Itwillnotbelongbeforewemeetagain.=Wewillmeetagainbeforelong.Itwillbelongbeforewemeetagain.要过很久我们才会见面。AdverbialClause二、条件状语从句：1)if,unless(=if…not),ifonly2)incase(that)/providing(that)/suppose(that)/supposing(that)/oncondition(that)=if3)as/solon
6、gas只要e.g.Hewillcomeunlessitrains.除非下雨，不然他会来。Youcan’tlearnEnglishwell,unlessyouworkhard.Provideditrainstomorrow,wewon’tgoonapicnic.AdverbialClause三、地点状语从句：1)where2)wherever(=everywhere,anywhere)e.g.Youmaystaywhereyoulike.Heiswelcomewhereverhegoes.AdverbialClause四、结果状语从句：1)s
7、o+adj./adv.+that+从句2)so+adj.+a(n)+n.+that…如此…以至于…=sucha(n)+adj.+n.+that…e.g.Heissokindthateveryonelikeshim.=Heissokindamanthateveryonelikeshim.=Heissuchakindmanthateveryonelikeshim.AdverbialClause五、原因状语从句：because,since(=nowthat/seeingthat),ase.g.Ididn’tgooutbecauseitrained
8、.Sinceyouask,Iwilltellyou.Seeingthatit’sraining,you’dbetterstayindoors.Asyouareinpoorheal
