语法虚拟语气

虚拟语气虚拟条件句IfIhaveenoughtime,IwillgowiththemIfIwereyou,Iwouldgowiththem时间从句谓语形式主句谓语形式现在动词过去式Be用wereshould/would/could/might+

动词原形过去Had+动词的过去分词格式should/would/could/mighthave+动词过去分词将来动词过去式(be用were)should/would/could/might+

动词原形wereto+

动词原形should/would/could/might+

动词原形Ifhestudiedatthisschool,hecouldknowyouwell.IfIhadseenthefilm,Iwouldhavetoldyouaboutit.

Ifheweretocomehere,hewouldtellusaboutit.

should主要是应用在第一人称后would,might,could的大致区别是：would表示结果，might表示可能性，could表示能力、允许或可能性。比较：Ifyoutriedagainyouwouldsucceed.

(would表结果)Ifyoutriedagainyoumightsucceed.

(might表可能)Ifyoutriedagainyoucouldsucceed.

(could表能力)Iftheyhadinformedus,wewouldnotcomeherenow.Ifhewerefreetoday,wewouldhavesenthimtoBeijing.

Ifithadnotbeenrainingtoomuch,thecropswouldbegrowingmuchbetter.

Ifitweren’tfor

water,noplantcouldgrow.Ifithadn’tbeenfor

thedoctor,hewouldhavedied.

Ifithadn’tbeenfor

yourassistancewewouldn’thavesucceeded.=Butforyourassistancewewouldn’thavesucceeded.=Withoutyourassistancewewouldn’thavesucceeded.advise,ask,demand,desire,decide,insist,order,propose,request,suggestThePartyaskedthatweshouldservethepeoplewithourheartandsoul.Hesuggestedthatweshouldleaveearly.

insist的意思为：坚决认为，坚持说；suggest的意思为：表明，暗含，暗示等时，宾语从句一般不用虚拟语气Hissmilesuggestedthathehadsucceededinthisexam.believe,expect,suspect,think,imagine否定句疑问句Canyoubelievethatheshouldkillatiger?发生时间虚拟语气结构发生在主句动作之前(1)had+过去分词；(2)would/could/might/should+have+过去分词与主句动作同时发生过去时(be用were)发生在主句动作之后would/could/might/should+原形动词WishIwishIlearntEnglishwell.

IwishIhadbeentherewiththemlastweek.Hewisheswecouldgoandplaygameswithhim.WouldratherI’dratheryouhadseenthefilmyesterday.I’dratheryouwereherenow.We’dratheryouwentheretomorrow.发生时间虚拟语气结构现在过去式（be用

were）过去Had+过去分词将来过去式（be用were）(1)Itisadmirable/dreadful/extraordinary/odd/remarkable/sad/advisable/annoying/disappointing/surprising/upsetting/frightening/better/best/curious/desirable/important/strange/peculiar/proper/necessary/natural…that…(2)Itisapity/ashame/nowonder….that…(3)Itissuggested/requested/desired/proposed/….that…(4)Itworriesmethat…Itistime从句谓语通常用过去式表示现在或将来It’stime

thatthekidswereinbed.=It’stime

forthekidstobeinbed.Ithink

It’stime

youwenttobed.asif,asthoughTheybegantotalkwarmlyasiftheyhadknowneachotherforlongHecoughedtwiceasifsomeoneshouldcome.forfearthat,incasethatSheexaminedthedooragainforfearthatathiefshouldcomein.在sothat,i