时间状语从句

(1996上海)_____thepoemasecondtime,themeaningwillbecomeclearertoyou.A.YouhavingreadB.WhilereadingC.IfreadingD.Whenyouread2.(2002上海)Hewasabouttotellmethesecret____someonepattedhimontheshoulder.A.asB.untilC.whileD.whenDD1.When译为当…时可以做并列连词，相当于andthen,前一分句多用进行时，beaboutto或beonthepointofdoing.when的从句可以用延续性动词，也可以用瞬间动词

.(2004重庆)Youcaneatfoodfreeinmyrestaurant____youlike.WheneverB.whereverC.whateverD.howeverAA2.Whenever无论何时,eachtime,everytime每当…时

(NMET1999)–I’mgoingtothepostoffice.--____you’rethere,canyougetmesomestamps?A.AsB.WhileC.BecauseD.IfB(2004全国卷Ⅲ)Idoeverysinglebitofhousework_____myhusbandBobjustdosethedishesnowandthen.A.SinceB.whileC.whenD.asB时而不时3.While在…期间；在…时从句谓语动词不用瞬间动词。作并列连词的意思是“然而”，表对比，对照关系。(NMET1994)MotherwasworriedbecauselittleAlicewasill,especially____fatherwasawayinFrance.A.AsB.thatC.duringD.itA(MET1990)_____thedaywenton,theweathergotworse.A.WithB.SinceC.WhileD.AsD4.As当…时；一边…一边；随着…1.强调主从句的动作同时进行2.表示“随着”的意思时可以换成“with+复合宾语”。(2004全国卷Ⅳ)Severalweekshadgoneby_____Irealizedthepaintingwasmissing.A.AsB.beforeC.sinceD.whenB(2002上海春招)It_____longbeforewe_____theresultoftheexperiment.Willnotbe;willknowB.is;willknowC.Willnotbe;knowD.is;knowC5.Before在…之前；没来得及…就…;要…才…(当主句用将来时，从句总是用现在时；从句用过去时，则主句多用过去完成时，以此来体现动作发生的先后顺序。)如：Itwillbefourdaysbeforetheycomeback.他们要过四天才能回来。MyfatherhadleftforCanadajustbeforetheletterarrived.我父亲恰好在信到达之前去加拿大了。

Itwillbelongbefore…很久才会

Itwillbelongbeforewemeetagain.很久以后我们才会再见面。Itwon’tbelongbefore…不久就会Itwon'tbelongbeforeyoufinishyourhomework.6.after表示主句动作发生在从句动作之后，主句和从句的时间关系正好与before相反Afteryouthinkitover,pleaseletmeknowwhatisyourdecision.你仔细考虑过之后，告诉我你是怎样决定的。Afterwehadfinishedthework,wewenthome.完成工作之后，我们回家了。

(NMET1993)–Whatwasthepartylike?--Wonderful.It’syears____Ienjoyedmyselfsomuch.A.AfterB.beforeC.whenD.sinceD7.Since自从…①主句多用完成时②句型Itis/hasbeen…+since+sb.+did③since引导的从句中，如果动词是延续性动词，往往理解为某一状态的终止Ithasbeen5yearssinceIboughtthatdress.IthasbeenayearsinceIworkedhere.我买那件裙子已经5年了.我不在那工作已经一年了。(2003上海)Agoodstorytellermustbeabletoholdhislisteners’curiosity__hereachestheendofthestory.A.WhenB.unlessC.afterD.untilD(2004辽宁)Weweretoldthatweshouldfollowthemainroad_____wereachedthecentralrailwaystation.A.WheneverB.untilC.whileD.whereverB8.Until/till直到…Heranuntilhewasbreathless.他一直跑到气喘吁吁才停下。作连词的until用于肯定句中，表示主句的动作一直持续到从句动作发生或状态出现时为止。一般可译为“……直到……为止”。在这种用法中，主句的谓语动词必须是延续性动词，如live,wait,last,love,like,stay,work,continue等。

Ihadn’trealizedshewasforeignuntilshespoke.她不说话我还一直不知道她是个外国人。作连词的until用于否定句中,表示主句的动作在从句的动作发生之前尚未发生，或者说主句的动作在从句的动作发生之后才开始。一般可译为“直到……才”。

表示一…就的连词Theyoungladyrushedintotheroomimmediatelysheheardthenoise.DirectlyIhaddoneitIknewIhadmadeamistake.I’llgivehimyourmessagetheminutehearrives.____________________________________Hardly/scarcely…whenNosooner…thanhad+主语+donehad+主语+done(MET1988)_____gotintotheroom_____thetelephonerang.Hehardlyhad;thenB.Hardlyhadhe;whenC.Hehadnot;thenD.Nothadhe;when(MET1980)Nosoonerhadhefinishedhistalk_____hewassurroundedbyth