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1、典型例句突破状语从句前言:学习状语从句的几个关键点1)引导状语从句的连词及意思2)状语从句与主句的时态照应3)有关状语从句的重点句型。4)状语从句的省略一.各种状语从句的典型例句1.条件状语从句:1)Let'sgooutforawalkunlessyouaretootired.(除非,若不;相当于if---not)即:Ifyouaretootired,we’llnotgooutforawalk.2)Youmayborrowmybookaslongasyoukeepitclean.(只要,表示条件的唯一性)3)Takeyourumbrellaincaseitrains.(以防
2、---,以免---)4)Icantellyouthetruthonconditionthatyoupromisetokeepasecret.(条件是---)5)Supposingitrains,shallwecontinuethesportsmeeting?(如果,假如)6)Hewon'tbeagainstusinthemeetingprovided/providingthatweaskforhisadviceinadvance.(假如,除非以……为条件)7)Youwillbesuccessfulintheinterviewonceyouhaveconfidence.(一旦
3、---就--)2.时间状语从句:1)Whenshecamein,Istoppedeating.(当---的时候,表示“瞬时动词”)2)Whilemywifewasreadingthenewspaper,IwaswatchingTV.(当---的时候,wasreading是延续性的动词,wasreading和waswatching同时发生)3)Ilikeplayingfootballwhileyoulikeplayingbasketball.(然而,表示“对比”)4)Aswewasgoingout,itbegantosnow.(as强调句中两个动作紧接着先后发生,而不强调开始
4、下雪的特定时间)5)Wealwayssingaswewalk.(as表示“一边……一边”)6)Einsteinalmostknockedmedownbeforehesawme.(“在---之前”或“----才”)7)MyfatherhadleftforCanadajustbeforetheletterarrived.(“刚好在---之前”或“---就”)8)Afteryouthinkitover,pleaseletmeknowwhatyoudecide.(在---之后)9)Ididn'tgotobeduntil(till)myfathercameback.(“直到----才
5、”,主句中的动词为非延续性动词)10)Iworkeduntilhecameback.(“直到----才”,主句中的动词为延续性动词)11)WherehaveyoubeensinceIlastsawyou?(自从---)12)IwillgotheredirectlyIhavefinishedmybreakfast.(一----就---,另外有immediately,instantly)第9页共9页13)ThemomentIheardthenews,Ihastenedtothespot.(一----就---,另外有theinstant,theminute,ect.)14)Ass
6、oonasIreachCanada,Iwillringyouup.(一----就---)15)Hehadnosoonerarrivedhomethanhewasaskedtostartonanotherjourney.(一----就---,另外有hardly/scarcely----when---)16)Bythetimeyoucameback,Ihadfinishedthisbook.(“到---时为止”,从句是一般过去时,主句是过去完成时。)17)Bythetimeyoucomeheretomorrow,Iwillhavefinishedthiswork.(“到---时
7、为止”,从句是一般现在时,主句是将来完成时。)18)EachtimehecametoHarbin,hewouldcallonme.(“每当---的时候”或“每次”,复习eachtime,everytime和whenever)3.有关时间状语从句的重点句型1)Itwillbefourdaysbeforetheycomeback.(Itwillbe---before---过很久才----)2)Itwon’tbefourdaysbeforetheycomeback.(Itwon’tbe---before---不久就---