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1、时间状语从句讲解与练习一、从句和主句Whenshecameintomyroom,Iwasjustreadingabook.从句主句换句话说从句部分必须有关联词来链接。关联词:练习:区分下列句子的主句和从句1、Thedaysgetlongerwhenspringcomes.2、Closethedoorbeforeyouleavetheroom.3、I’llcallyouassoonasIgethome.4、I’llwaithereuntil/tilltherainstops.5、Youmustseet
2、hedoctorifyouareill.6、Sheturnedoffthelightbeforeshelefttheoffice.二、延续性动词和非延续性动词(瞬间动词)简而言之,他们的区别就在于一个是瞬间完成的动作,一个是可以在一段时间内完成的动作。例如:work(可在一段时间内完成)get(瞬间完成)练习:区别延续性动词和非延续性动词move,learn,work,close,open,stand,lie,know,come,walk,die,keep,have,finish,wait,lend
3、,watch,sing,borrow,read,buysleep,live,go,stay,begin延续性动词:非延续性动词:三、时间状语从句的引导词1、目前学的连接词有:、、、、、、1、分别的用法:(1)when、while、as意思:when从句用的最多的是一般过去时,而主句的时态没有限制,根据具体情况而定。when从句的动词大多是瞬时动词。Eg:Iwasoutwhenyoucalledme.While从句它的意思是:当while事件正在发生的时候,另一件事如何如何。所以,while从句一般用
4、的是正在进行时。Eg:Whilemywifewasreadingthenewspaper,IwaswatchingTV.as从句表示的也是一件事情正在发生,另一件事也正在进行当中。但与while从句不同的是,as从句用的一般不用正在进行时,而只是一般过去时。as从句一般可以翻译成“边……边……”。Eg:Thelittlegirlssangastheywent.as常常翻译成“随着……”之意。eg:Asthetimewenton,theweathergotworse.(2)assoonas意思:(3)
5、before意思:(4)after意思:(5)until/till意思是:一、练习:在下列各句的空格中填入适当的连词1._________hecomestomorrow,Ishallaskwherehehasbeen. 2._________hewasspeaking,everybodylistenedcarefully. 3.Isawher_________shewasgettingoffthetrain. 4.Haveagoodlookatthatman_________youpasshi
6、m. 5.Itwasalready(已经)eighto'clock_________wegotthere. 6.Iwasabletogoout_________avisitorcame. 7.We'llgotothecountryatthebeginningofJune,______thesummerharvest(收割)willstart. 8.HelearnedtospeakGerman_________hewasinBeijing.9.Henryisinchargeoftheoffic
7、e________Mr.Smithisaway. 11.HelearnedChinese_________hecametoChina.12._________theworkwasdone,wesatdowntosumup(总结)experience.13.Ihaven'tseenhim_________hemovedtotheothersideofthetown. 14.Iwaited________hecameback. 15.Ididn’trecognize(认出)him________h
8、etookoffhiseyeglasses. 16.Shelikeseverythingareready________shestartstowork. 17.Thethieves(贼)ranaway_________theysawthepolice. 18.Theydecidedtogobackhome_________theirmoneyranout. 20.__________Igettotheairport,Iwillphoneyoutopickmeu