虚拟语气表示一种不能实现的假设。该语法主要用于if条件状语从句。也可用于主语从句、表语从句、宾语从句等。只有在只有在非真实条件句非真实条件句中才使用虚拟语气中才使用虚拟语气.通常有三种情况:通常有三种情况:①①与与过去过去事实相反。事实相反。②②与与现在现在事实相反。事实相反。③③与与将来将来事实可能相反。事实可能相反。虚拟语气虚拟语气条件从句条件从句的谓语形式主语的谓语形式与过去相反IfI(you,he/she,they,we)+had+过去分词should/would/could/might+have+过去分词IfIfyouhadgotupyouhadgotupearlier,earlier,youcouldhaveyoucouldhavecaughtthecaughtthetrain.train.如果你早一点起床,就会赶上火车的。如果你早一点起床,就会赶上火车的。与过去相反与过去相反IfI____________timelastnight,I_____________toseethefilmwithyou.hadhadhadhadwouldhavegonewouldhavegoneIfhemorecarefully,hethecaraccidentyesterday.haddrivenhaddrivenwouldnothavehadwouldnothavehadIfIhowtoswim,IfIhowtoswim,IItrappedinthisisland.trappedinthisisland.hadlearnthadlearntwouldnothavebeenwouldnothavebeen条件从句条件从句的谓语形式主语的谓语形式与现在相反IfI(you,he/she,they,we)+动词过去式should/would/could/might+动词原形例:例:IfIwereateacher,Iwouldbestrictwithmystudents.IfIwereateacher,Iwouldbestrictwithmystudents.werewerewouldbewouldbe与现在相反与现在相反Whatwouldyoudoifyouwonthelottery?IfIwonthelottery,Iwould…IfIIfIwonwonthelottery,Ithelottery,Iwouldwouldbuyanexpensivecar.buyanexpensivecar.IfIhadalotofmoney,Iwouldbuyavilla.IfIhadalotofmoneynow,Iwouldtravelaroundtheworld.条件从句条件从句的谓语形式主语的谓语形式与将来相反IfI(you,he/she,they,we)+动词过去式IfI(you,he/she,they,we)+should+动词原形IfI(you,he/she,they,we)+wereto+动词原形should/would/could/might+动词原形IftheteacherIftheteacheraskedaskedmetosolvetheproblemnextmetosolvetheproblemnexttime,Itime,Icouldtrycouldtrymybest.mybest.与将来相反与将来相反Ifhegotupearly,hewouldbeontimeIftheyIftheyhadstudiedhardhadstudiedhard,they,theycouldhavedonecouldhavedoneititeasilythatday.easilythatday.1.1.如果他们以前努力学习的话,那天干的就会容易些。如果他们以前努力学习的话,那天干的就会容易些。2.如果他不听取我的建议,他就不会干得这样好。IfheIfhehadnottakenhadnottakenmyadvice,hemyadvice,hewouldn‘thavewouldn‘thavedonedoneitmuchbetterlikethis.itmuchbetterlikethis.3.3.如果我有很多钱的话,我会去买一栋别墅。如果我有很多钱的话,我会去买一栋别墅。IfIfIIhadalotofmoney,Iwouldbuyahadalotofmoney,Iwouldbuyavilla.villa.如果你成功了,一切都会好起来。如果你成功了,一切都会好起来。Ifyousucceeded,everythingwouldbeallright.Ifyoushouldsucceed,everythingwouldbeallright.Ifyouweretosucceed,everythingwouldbeallright.Wherethereisawill,thereisWherethereisawill,thereisaway.away.有志者,事竟成。有志者,事竟成。wishwishInSubjunctivemood虚拟语气的特殊用法:虚拟语气的特殊用法:1111IwishIIwishIwerewereastallasyou.astallasyou.IwishIIwishIwerewereabird.abird.Iwisheverydayweremybirthday.Iwish/wishedIhadn’teatensomuchwatermelon.Iwish/wishedIhadn’teatensomuchwatermelon.IwishitIwishitwouldwouldraintomorrow.raintomorrow.wishwishwishwish+did(+did(与现在事实相反的情况与现在事实相反的情况,,))+haddone(+haddone(与过去事实相反))+would/could/might+do(将来不大可能实现的愿望)另外另外另外另外DemandDemandSuggestSuggestOrderOrderProposeProposeRequestRequestCommandCommandInsistInsist……etcetc+(should)do+(should)do表示愿望、建议、命令、请求等表示愿望、建议、命令、请求等2222asif/asthoughasif/asthoughasif/asthoughasif/asthoughdiddid与现在事实...