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1、石家庄精英中学2013年高二寒假作业【英语理科】编号:02编者:程丽霞审核:刘亚欣使用日期:2013-2-7…………………………………装……………………………订………………………………线…………………………Grammar---SubjunctiveMood虚拟语气一.定义:虚拟语气是动词的一种特殊形式,它用来表示所说的不是事实或者是不可能发生的事情,而是一种愿望、建议或与事实相反的假设。二.虚拟语气的相关用法1.if引导的条件虚拟句的构成:(1)对将来进行虚拟:Ifsb.did/wereto/shoulddo,sb.would/should/could/might+do(2)对现在进
2、行虚拟:Ifsb.did(were),sb.would/should/could/might+do(3)对过去进行虚拟:Ifsb.haddonesth,sb.would/should/could/might+havedone(1)Ifitshouldrain/weretorain/rainedtomorrow,thesportsmeetingwouldbeputoff.(2)IfIhadtime,Iwouldlearnhowtoplaythepiano.IfIwereyou,IwouldseizeeverychancetostudyEnglish.(3)Ifyouhadtakenhi
3、sadvice,youwouldn’tfailthetest.抄以上例句并背诵:_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
4、_________________________________2.错综时间条件句:当条件状语从句表示的行为和主句表示的行为发生的时间不一致时,被称作“错综时间条件句”,动词的形式要根据它所表示的时间作出相应的调整。Ifyouhadfollowedmyadvicejustnow,youwouldbebetternow.Ifyouhadwateredtheflowersyesterday,theywouldlivenow.抄以上例句并背诵:_________________________________________________________________________
5、_______________________________________________________________________3.省略if的条件虚拟句当if引导的虚拟条件句中有were,had,should时,可把if省去,把were,had,should提到句首,变为倒装句式。IfIwereatschoolagain,Iwouldstudyharder.→WereIatschoolagain,Iwouldstudyharder.Ifyouhadcomeearlier,youwouldcatchthebus.→Hadyoucomeearlier,youwouldcat
6、chthebus.Ifitshouldsnowtomorrow,wewouldnotgoout.→Shoulditsnowtomorrow,wewouldnotgoout.抄以上例句并背诵_________________________________________________________________________________________________________________________________________________________________________________________________________
7、_______________4.含蓄条件虚拟句有时为了表达的需要,在虚拟语气中并不总是出现if引导的条件句而是通过上下文或用介词短语等表示出来,这种句子叫含蓄虚拟条件句,常用的词有with,without,butfor,otherwise/or等。Butforyourhelp,wecouldn’thavefinishedtheworkaheadoftime.Iwasbusythen.Otherwise,Iwouldhavehelphim.Withouta