英语语法之状语从句 3页

状语从句详解1.时间状语从句在句中相当于时间状语的从句叫时间状语从句，常由assoonas,when,while,as,after,before,since,eversince,until,everytime,eachtime,nexttime等弓I导。WhileIplayedthepiano,sisterdidherhomework.我在谈钢琴，姐姐在做功课.Youcan"tleaveuntilyougothroughwithyourwork.不完成这项工作你不能走。注意：1.用until引导时间状语从句时，主句应用可持续性动词，如果主句是非持续性动词,则主句用否定形式.如：1won"tgountilyoucomeback.你回来了我再走.2.在时间状语从句中，常用一般现在时表示一般将来时，用一般过去时表示过去将来时.如：Don"tforgettobringyourcameraherewhenyoucome.你来的时候别忘了带相机.3.在由since引导的时间状语从句中，主句用现在完成时，从句用一般过去时.也可用“Itis+一段时间+since（引导一般过去时的从句广句型.如：HehasworkedinthatcompanysincehegraduatedfromWuhanUniversity.他毕业以来就一直在那个公司工作.2•地点状语从句在句中相当于地点状语的从句叫地点状语从句.引导地点状语从句的常用词有where,anywhere,somewhere等.Makemarkswhereyouhavequestions.在有问题的地方作岀标记.Youcangoanywhereyoulike.你可以到你想去的任何地方.Wherethereisawill,thereisaway.有志者事竟成.3.原因状语从句在句中相当于原因状语的从句叫原因状语从句.引导原因状语从句的常用词有because,as,since,for等.Romanwasabsentfromschoolbecausehewasill.罗曼病了，没有上学.AsParkerwasinahurry,heleftthisbaghome.由于派克太匆忙才把包丢家里了.Sinceeveryonemakesmistakes,youshouldn"talwayscriticizehim.既然每个人都会犯错误，你不该总是批评他。4.目的状语从句在句中相当于目的状语的从句叫目的状语从句.常用inorderthat,sothat引导,译为“为了，以致,以便；Rhondaspokeveryslowlyinorderthatwecouldfollow.朗达讲话很慢，以便我们大家都能跟上.We"llsitinthefrontofthehallsothatwecanhearmoreclearly.我们坐在大厅的前面，以便听得更淸.5.结果状语从句在句中相当于结果状语的从句叫结果状语从句•常用来引导结果状语从句的引导词或短语有sothat,so...that,such...that等，译为“如此以致于“结果MissGaoissokindthatweallrespecther.高老师很和蔼，我们都很尊敬她.Thiswassuchfinemusicthatitwasworthlisteningtotwice.这音乐太好了，值得听两遍.6.条件状语从句在句中相当于条件状语的从句叫条件状语从句.常用来引导条件状语从句的连 T司有if,unless,as/solongas,once等.Ifyoucorrectallyourmistakes,yourworkisnice.如果你能把所有的错误改正，你的工作就很出色.Aslongasyoupromisetogo,Fllsurelygo.只要你答应去,我当然去.Onceyoubegin,youmustcontinue.你一旦开始，便不可停下来.Youcannotsucceedunlessyouworkhard.如果不努力，你是不会成功的.注意：由讦引导的条件状语从句，不管主句是用一般将来时还是一般现在时，或当主句是祈使句时，从句都用一般现在时；主句是过去将来时，从句用一般过去时.Iftheweatherisfinetomorrow,we"llgohiking.明天天气好的话，我们就去徒步旅行.3.让步状语从句在句中相当于让步状语的从句叫让步状语从句，常用的引导词有though,although,eventhough,evenif,whatever,whichever,whoever,whomever,whosever,whenever,wherever,however等.Although/ThoughTobyworksveryhard,(yet)shemakesveryslowprogress.尽管托比很努力，但进步还是不大。Eventhough/ifyousayso,Idonotbelieveit.即使你这么说,我也不信.Whateveryoudo,youshoulddoitwell.不管做什么事，都要做好.8•比较状语从句用来进行比较的状语从句叫比较状语从句，常用来引导比较状语从句的连词有as...as,notas/so...as,than等.CarolspeaksEnglishaswellasyoudo.卡罗尔英语说得和你一样好.Hedoesnotrunsofastashisbrother他不如他弟弟跑得快•Burtonwasmoresuccessfulthanwehadexpected.伯顿比我们想象的要成功得多•9.方式状语从句在句中用作方式状语的从句叫方式状语从句，常用来引导方式状语从句的连词主要有as,asif,asthough等.YoushoulddoasItellyou•你应当按我告诉你懂得去做.Itlooksasif/asthoughitisgoingtorain.看来要下雨了•练习1.Ifitsunnytomorrow,IfishinginSouthLake.A.is,goB.willbe,goC.is,willgoD.willbe,willgo2.-FmsorrytohearthatBillfailedexamagain.-Don5tworryabouthim.FmsurethathewillnevergiveupuntilheA.succeedB.succeedsC.succeeded3--Lucy,whataboutgoingcampingifittomorrow?・Soundsgreat!A.didrTtrainB.doesn^trainC.worftrainD.hasn^train1.Thereisgoingtoasportsmeetingnextweek.Ifit,we41havetocancelit.A.be,willrainB.have,willrainC.be,rains2.-CouldyoupleasetellPeterthatIwanttotalktohim?-Sure.Iwilllethimknowassoonasheback. 1.You"11domuchbetteryou"remorecarefulwithyourspelling.A.ifB.beforeC.althoughD.unless2.Peterwastiredthathecouldn^tcontinuerunning.A.veryB.tooC.so3.Itwassnowinghard,wehadtostayathomeandwatchTV.A.thatB.soC.butD.because4.-Whydidyoucometoschoollatethismorning?-IwatchedtheFootballWorldCupuntil12o,clocklastnight.A.IfB.BecauseC.SinceD.though5.Mygrandmadidn^tgotosleepIgotbackhome.A.whereB.untilC.assoonasD.while11•-Mary,whataboutgoingboatingifittomorrow?-Goodidea.A.notrainB.willrainC・doesrTtrainD.won5train12.AskyourfriendtocallmebackassoonasshebacktomoiTow.A.willcomeB.comesC.coming13.-Jack,youlooktiredtoday.What"swrong?-IwasbusyIdidn^tgotobeduntilmidnight^yesterday.A.too,toB.enough,toC.so,thatD.such,that14.-Tellhimaboutthenewswhenhe,John.一Yes,Iwill.A.comesB.willcomeC.wouldcomeD.iscoming15.1triedtocallyouIheardfromhim,butyouwerenotin.A.sinceB.whileC.untilD.assoonas16.IttenyearssincewelastinBeijing.A.was,metB.hasbeen,metC.was,meetD.is,meet17.Noneofusknewwhathadhappenedweheardthenewsonradio.A.afterB.untilC.when18.MrsShutewouldn^tleavetheTVset,herchildrenwerewaitingfortheirsuppe匸A.ifB.becauseC.eventhoughD.assoonas