Grammar 条件状语从句和让步状语从句

条件状语从句常由if,unless,incase,onconditionthat,aslongas,provided(that)/providing(that),suppose(that)/supposing(that)等连词引导。1.____youdon’tobeytherules,you’llbepunished.2.Hewilldothework____________________youpayhim.3.______________shedoesn’tcome,whatshallwedo?4.Icantellyouthetruth_________youpromisetokeepasecret.5.________Iforget,pleaseremindmeaboutit.6._________wedon’tloseheart,we’llfindawaytoovercomethedifficulty.7.Youwillfailtoarrivethereintime________youstartearlier.Ifproviding/providedSupposing/supposeSupposing/supposeIncaseAs/Solongasunless有些条件句可省略某些成分或改成短语：1.Ifnecessary,ringmeathome.2.Hewillcomeifasked.3.Incaseoffire,ringthebell.4.Hewouldneverdothisunlessforced.5.Ifindoubt,contactourlocaloffice.引导让步状语从句的主要连词有：although,though,eventhough,evenif,while,as,nomatter+疑问词，疑问词+ever1.______wedon’tagreewecontinuetobefriends.2.Theywillsupportyou______youdon’tsucceed.While/Eventhough/Evenif/Though/Althougheventhough/evenif/though/although注意：1.as引导的让步状语从句，从句要用倒装语序。1)Cleverassheis,sheworkshard.2)Hardasweworked,wedidn’tfinishitintime.3)Boyashewas,hebehavedlikeagirl.4)Tryashewould,hecouldn’topenthedoor.adj./adv./n./动原+as+主语…名词提前时，去掉冠词2.though引导的让步状语从句，从句可倒装也可不到装。Youngthoughheis,heknowsalot.Thoughheisyoung,heknowsalot.3.though,although引导让步状语从句，不与but连用,可和yet,still连用.4.nomatter+特殊疑问词引导让步状语从句时，可和特殊疑问词+ever替换，但特殊疑问词+ever还可引导名词性从句。Idon’tbelievewhateverhesays.nomatterhowhowevernomatterwhat/whichwhichever/whatever+adj./adv.+主语+谓语+n.•Whoeveryouare,youcan’tpassthisway.•Sodon’tloseheart,whateveryoudo.•Howevercolditis,shealwaysgoesswimming.•Hehadtogetthecarrepairednomatterhowmuchitcost.•Shewasgoingtobeasingernomatterwhatdifficultiesshemet.1.__,hisideaswasacceptedbyallthepeopleatthemeeting.(07重庆)A.StrangeasmightitsoundB.AsitmightsoundstrangeC.AsstrangeitmightsoundD.Strangeasitmightsound2.Hot___thenightairwas,wesleptdeeplybecauseweweresotiredafterthelongjourney.(2012陕西)A.althoughB.asC.whileD.howeverDB3.Unsatisfied____withthepayment,hetookthejobjusttogetsomeworkexperience.(09重庆)A.thoughwasheB.thoughhewasC.hewasthoughD.washethough4.___hardyoutry,itisdifficulttoloseweightwithoutcuttingdowntheamountyoueat.(12湖南)A.HoweverB.whateverC.whicheverD.wheneverBA5.____youmayhave,youshouldgatheryourcouragetofacethechallenge.(10上海)A.HoweveraseriousproblemB.WhataseriousproblemC.HoweverseriousaproblemD.Whatseriousaproblem6.Thepooryoungmanisreadytoaccept___helphecanget.(05全国)A.whicheverB.howeverC.whateverD.wheneverCC7.___hungryIam,Ineverseemtobeabletofinishoffthisloafofbread.(08辽宁)A.WhateverB.WheneverC.WhereverD.However8.___wellpreparedyouare,youstillneedalotofluckinmountainclimbing.(08上海)A.HoweverB.whateverC.NomatterD.althoughDA9.Thenewcomerwenttothelibrarytheotherdayandsearchedfor___hecouldfindaboutMarkTwain.(12辽宁)A.whereverB.howeverC.WhateverD.whichever10.___tomorrow,ourshipwillsetsailforMacao.A.HowevertheweatherislikeB.HoweveristheweatherlikeC.WhateveristheweatherlikeD.WhatevertheweatherislikeCDWriting