SubjunctiveMood一：should+v1.要求，建议，命令order,advise,require,demand,propose,recommendinsist(坚决要求),suggest(建议)，demand,suggestion,advice，proposal…e.g.(1)Isuggestthateveryonegotoschool.(2)Heinsistedthathewasn’toldandshouldbesenttothefront.(3)Hispalefacesuggestedthathewasill,sotheteachersuggestedthathegohome.(4)Itissuggestedthathegothereatonce.2.Itisnatural/strange/necessary/essential/importantthat主语+(should)dosth.e.g.Itisimportantthateveryoneshouldhavetheprivacy.3.It’s(about/high)timethat主语+shoulddo/didsth.e.g.Itwashightimethattheyshouldstart/started.二.与事实相反（时态的变化）1.含虚拟的if条件句和主句的时态时间If引导的条件从句主句过去现在将来haddonewould/should/could/mighthavedonedid/were1.shoulddo2.weretodo3.didwould/should/could/mightdo1.IfIwereyou,Iwouldaccepthisinvitation.2.Iftheringweregold,noonecouldresistit.3.Ifthefloorhadbeendry,hemightnothavefallen.4.IfIwerehonest,Ishouldhavetoldhimthetruth.5.Ifitrainedtomorrow,Iwouldnotgothere.Ifitweretoraintomorrow,Iwouldnotgothere.Ifitshouldtomorrow,Iwouldnotgothere.补充：1.省略if的情况：将从句中的had、should、were提前可省略ife.g.(1)Ifitweretoraintomorrow,Iwouldnotgothere.=Wereittoraintomorrow,I….(2)Ifitshouldtomorrow,Iwouldnotgothere.=Shoulditraintomorrow,I…(3)Ifthefloorhadbeendry,hemightnothavefallen.=Hadthefloorbeendry,he…2.注意：(1).时间不一致；(2)虚拟和事实错综(3)without,butfor,otherwisee.g.(1)IfIhadfollowedhisadvice,Iwouldbeabletofinishthejobnow.(2)Iwastoobusy,otherwiseIwouldhavehelpedhim.(3)Butforyourhelp,Iwouldn’thavefinishedthejob.2.wish,asif/though,ifonly+从句从句谓语动词形式：(1)did(2)haddone(3)would/could+v.3.wouldrather+从句从句谓语动词形式：(1)did(2)haddone(1)IfonlyIknewhisname!(2)Ifonlywehadfollowedyouradvice!(3)IfonlyIcouldseehimagain!(4)IwishIrememberedtheaddress.(5)HowIwishhehadnotleft.(6)Iwishitwouldraintomorrow.(7)ShespokeEnglishwellasifshehadstudiedEnglishinEngland.(8)Shelovesthebabyasifitwereherownson.Iwouldratheryoupaidmenow.Iwouldratheryouhadfinishedthejob.
