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1、状语从句之时间状语从句一.概念及分类句子可以分为简单句,并列句和复合句。复合句中从句可分为定语从句,名词性从句和状语从句。用来修饰谓语动词,其他动词,定语,状语或整个句子的从句叫做状语从句。状语从句可分为:时间状语从句、地点状语从句、原因状语从句、条件状语从句、目的状语从句、让步状语从句、比较状语从句、方式状语从句、结果状语从句。DaMingisabraveboy.DaMingisabraveboyandhealwaysdoessomethingspecial.DaMingisabraveboy,whoalw
2、aysdoessomethingspecial.二,时间状语从句引导时间状语从句的连接词一般有When,while,as,before,after,since,assoonas,until/till等。When观察下面例句,总结其用法1.Whenhewasachildhewasalwaystryingoutnewideas.他小时候就常常试验一些新的设想。2.Whenshecameintomyroom,Iwasjustreadingabook.她走进我房间时,我正在看书。3.Wereyouwritingwhe
3、ntheteachercamein?老师进来的时候,你在写信吗?4.Sorry,Iwasoutwhenyoucalledme.对不起,你打电话来的时候我出去了。总结:从句表示动作可以______________也可以_________________,主句和从句的先后关系_______________________________________When从句一般用于过去时比较多,主句无时态限制。练习Eg:WhenIgottotheairport,theguestshadleft.当我赶到飞机场时,客人们已经
4、离开了。1.Whenhehadfinishedhishomework,he_______(take)ashortrest.当他完成作业后,他休息了一会儿。2.Whydoyouwantanewjobwhenyou____________(get)suchagoodonealready?你已经找到如此好的工作,为何还想再找新的?3.YoushallborrowthebookwhenI_____________(finish)readingit.在我读完这本书后,你可以借阅。4.Whenthemanager____
5、____(come)hereforavisitnextweek,I’lltalkwithhimaboutthis.下周,经理来这参观时,我会和他谈谈此事。when可以和延续性动词连用,也可以和短暂性动词连用①Whydoyouwantanewjobwhenyou’vegotsuchagoodonealready?(get为短暂性动词)你已经找到如此好的工作,为何还想再找新的?②Sorry,Iwasoutwhenyoucalledme.(call为短暂性动词)对不起,你打电话时我刚好外出了。③Strikewhen
6、theironishot.(is为延续性动词,表示一种持续的状态)趁热打铁。④Thestudentstooknoteswhentheylistened.(listen为延续性动词)学生们边听课边做笔记。when从句的谓语动词可以在主句谓语动作之前、之后或同时发生1.从句动作在主句动作前发生①Whenhehadfinishedhishomework,hetookashortrest.(finished先发生)当他完成作业后,他休息了一会儿。②WhenIgottotheairport,theguestshadle
7、ft.(gotto后发生)当我赶到飞机场时,客人们已经离开了。2.从句动作和主句动作同时发生①Whenweweredancing,astrangercamein.当我们跳舞时,一位陌生人走了进来。③Whenshewasmakingaphonecall,Iwaswritingaletter.当她在打电话时,我正在写信。填空并翻译1._________hecomestomorrow,Ishallaskwherehehasbeen.2._________hewasspeaking,everybodylistened
8、carefully.3.Isawherjust_________shewasgettingoffthetrain.4.Haveagoodlookatthatman_________youpasshim.5.Theywereabouttoleave______itbegantorain.在下列句子中,when的含义是____________________,作为并列连词1.Wewerehavingam