条件状语从句和让步状语从句.ppt

条件状语从句和让步状语从句,1.条件状语从句,引导状语从句的连接词有:if,unless=ifnotaslongasonconditionthatincaseprovided/providing(that)suppose/supposing(that),I.ifIfyouworkharder,youwillsucceed.,Workharder,andyouwillsucceed.,Workharder,oryouwontsucceed.,Workingharder,youwillsucceed.,If虚拟条件句,II.unless=ifnotWecantwritetoMaryunlessshetellsusheraddress.,WecantwritetoMaryifshedoesnttellusheraddress.,III.as/solongas(只要)=onlyif1)IwillnevergiveuplearningaslongasIlive.2)Youmayborrowthebookaslongasyoukeepitclean.,IV.onconditionthat（条件是）Wellletyouusetheroomonconditionthatyoukeepittidy.,V.incase(万一）Youdbettertakeyourraincoatwithyouincaseitrains/shouldrain.,VI.suppose/supposing/provided/providingSuppose/Supposing/Provided/Providing(that)theyrefuseus,whoelsecanweturntoforhelp?,让步状语从句,引导让步状语从句的连词有：,Although,though,as,evenif,eventhough,nomatter+疑问词,疑问词+everwhile,whetheror,although,though,as-虽然although常放在句首although不倒装Though可以倒装也可不用于倒装as必须倒装（特殊结构）,Althoughitwasraining,theplanemanagedtotakeoff.Thoughitwasnothisfault,hetookalltheblame.,As:（虽然）必须用一种特殊的倒装结构adj./n./adv./v.放句首+as+陈述语序1.cleverasheis,heisntdiligent2.Childasheis,heknowsalot.3.Muchashelikesit,hewillnotbuyit.4.Tryashemight,hecantfindajob.（注：这里的as可以换成though),Evenif/eventhough-即使,Evenifyoudontlikeyourboss,youshoulddoyourwork.,EventhoughImightbewrong,Iwillgomyway.,nomatter+疑问词=疑问词+ever,1.Whenever(nomatterwhen)youcometoourcountry,youwillbewarmlywelcomed.2.Wherever(Nomatterwhere)hegoes,healwaysbringstwobodyguardswithhim.3.Thefathercouldntmakehisdaughtersmilehowever(nomatterhow)hardhetried.4.Theoldmanwouldntbelieveanythingwhatever(nomatterwhat)yousaid.5.Whateverb(nomatterwhat)gooduseyouhavemadeoftime,youcantfinishthetask.,While-尽管,WhileIhavesympathyforyou,Icanthelpyou.,Whileitsnoneofmybusiness,Iwillwatchyou.,Whether-不管，常与ornot连用,Whetherheisgoodornot,the