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状语从句状语从句时间状语从句地点状语从句原因状语从句目的状语从句结果状语从句条件状语从句方式状语从句让步状语从句比较状语从句一.时间状语从句引导词：1.从属连词when,while,as,after,before,since,eversince,till,untill,assoonas2.名词词组：everytime,eachtime,thefirsttime,nexttime,bythetime,themoment,theminute,theinstant3.副词：immediately，directly,instantly1.时间状语从句1)由连词when,while,as,assoonas,before,after,since,till/until等引导。•主句用将来时，从句常用一般现在时表将来Iwilltellhimwhenhe_______back.comes2)while,when,as辨析While引导的时间状语从句只指一段时间，强调某一段时间内，主从句动作同时发生。从句动词常是延续性的When既可以指一个时间点,也可以是一段时间，可表示主从句的动作同时或先后发生。从句动词可以是延续性的，也可以是非延续性的。As强调主句﹑从句动作相并发生,译为”一边…一边…”或“随着”1._______hereturned,hiswifewascooking.2._______hewasreading,hiswifewascooking.3.Wetalkedhappily_____wewalkedalong.4.__timegoes,it’sgettingcolder.WhenWhileasAs当主句是非持续性动词，从句的谓语动词时持续性动词时，when,while,as可互相替换_________________wewerestillWhile/when/As______,theteachercamein.laughing另外,when/while还作并列连词,连接并列分句,while表示“而,可是”如:Ilikereading______mywifeenjoyswatchingTV.when表示突然性“就在这时”在下列结构中，表示某件事正在发生或刚刚发生，另一动作同时发生。1.beabouttodo…when…2.bedoing…when…3.haddone…when…4.beonthepointofdoing…when…while.________________________(我们正要开始就在这时start)itbegantorain.2.____________________________momcamein.3.Ihadjustgothome____________________(就开始下雨）1.Wewereabouttostartwhen我正在玩电脑游戏就在这时妈妈进来了。whenitbegantorain3)until/till(不用于句首)“延续的动词（肯定式）+until”表示“直到…为止”1.我一直睡到闹钟响为止._________________________.“非延续性动词（否定式）+until”表示“直到┅才”2.直到他完成工作才上床睡______________________________________________Notuntilhesawithimself___________（他才相信）注意:notuntil在句首时要倒装didhebelieveit.IsleptuntiltheclockalarmedHedidn’tgotobeduntilhefinishedhiswork.4)表示“一…就…”的句型(1)assoonas(2)themoment/minute/second(3)immediately/directly/instantly1.____________________(我一看见他soon),I’lltellhim.2.____________________(我一看见他moment),Irecognizedhim.3.Ileft_________________________(钟一敲五点struck).AssoonashecomesThemomentIsawhimimmediatelytheclockstruck5(4)on/upondoing/on(upon)one’s+n1.On_________________,thethiefwasarrested.(一到达车站arrive)2.On___________________(他一到达巴黎arrival),hewasrecognizedasafamousperson.arrivingatthestationhisarrivalinParis(5)nosooner…thanhardly/scarcely/rarely…when1.Nosooner______________________itstartedtorain(他刚一到家reach）.2.Hardly________________________thetelephonerang（她刚一进入房间enter).hadtheyreachedhomethanhadIenteredtheroomwhen5)Everytime,eachtime,nexttime,thefirst/lasttime,anytime,bythetime等也可以引导时间状语从句1._______________________,Ihadpaininmyhead(每次我感冒cold).2.Besuretocallme_____________________.(下次你来这儿的时候）3.__________________________________,Iwillhavebeenhereforthreeyears.(到我从这所学校毕业的时候）EverytimeIcaughtacoldnexttimeyoucomehereBythetimeIgraduatefromthisschool(6)immediately/directly/instantlyIwillinformyou______________________.（一有任何机会opportunity）(7)atthenews_____________,hebegantocry.(一听到消息news)ifthereisanyopportunityAtthenewsbefore“还未…就…”,“不到…就…”，“趁……就……”1._____________________wefelttired(我们还未跑一英里就before).2.Doitnow________________(趁你没忘记before）.3.________________________,hehadMeasuredme.(我还没来得及插话）4.____________________________,thetrainhadgone.(他们还没到车站）Wehadn’trunamilebeforebeforeyouforgetBeforeIcouldgetinawordBeforetheyreachedthestationItwas(not)+时间段+beforesb.did过多久才……/没过多久就1.sheshutthedoor__________________(我还没来得及说什么say）2.Wewilltakemeasures_______________(趁事情还没恶化get)3.Itwas/tooktwoyears_________________(我们才再次相遇meet)before还没来得及，趁...Itwillbe+时间段+before...要多久才Itwillnotbe+时间段+before要不了多久就会beforeIcouldsaysomethingbeforeitgetsworsebeforewemetagain1.Itwillbetwoyears______________(我才回来before）2.__________________(要不了多久)theproblemissolved.beforeIcomeback3.Itwasthreemonths__________________(他才去美国before).beforehewenttoAmericabefore还没来得及，趁...Itwillbe+时间段+before...要多久才Itwillnotbe+时间段+before要不了多久就会Itwon'tbelongbeforesince/eversince1.He___________(teach)Englishfor10yearssincehe_________(graduate)fromtheuniversity.2.He___________(work)inthefactorysincehe______(leave)hiscountry.hastaughtgraduatedhasworkedleft比较：before，that，when，since1.-Whatwasthepartylike?-Wonderful.It’years______Ienjoyedmyselfsomuch.2.Itwashalfpasteleven______hefinishedthetask.3.Itwasathalfpasteleven______hefinishedthejob.4.Itwasalongtime_____Iwenttosleepagain.sincewhenthatbefore2.让步状语从句引导词有：although,though,evenif/though,as,while（尽管）whether…or…(无论…还是…)whoever=nomatterwhowhenever=nomatterwhenwhatever=nomatterwhatwherever=nomatterwherehowever=nomatterhowwhichever=nomatterwhich________________________,IdoactuallyLiketheperson.(尽管我接受他不完美while)1.WhileIacceptthatheisnotperfect2.Allowchildrenthespacetovoicetheiropinions,_______________________________(即使他们与你们的不同）Eveniftheyaredifferentfromyours3.Hetriedhisbesttosolvetheproblem,_____________________.(无论多难）howeverdifficultitis4.Theoldtowermustbesaved,______________(无论成本是什么）whateverthecostis.Nomatterwh-与wh_ever的区别Nomatterwh_只引导让步状语从句，此时与wh_ever通用___________________________________,heshouldbeinvitedtotheparty.Wh-ever又可引导名词性从句，而nomatterwh_不能_________________________willbewelcome.=_______________________willbewelcomeNomatterwhen/WheneverhecomesbackWhoevercanhelpusAnyonewhocanhelpus3）nomatter+疑问句引导让步状语从句Nomatterwhathappened,heshouldn’tmind.=Whateverhappened,heshou