虚拟语气（一）虚拟语气用来陈述一个不真实或想象的条件或情形。一、虚拟语气用于if条件句。1、我们用虚拟语气陈述现在不真实或想象的情景。句式结构：与现在事实相反If从句动词主句动词过去式（be一般用were）should/would/might/coulddoYouprobablywouldn’tgetmuchsleepifyoulivednearwhereaweddingreceptionwasbeingheld.IfIhadthechance,Imightwanttobeabusinessconsultant.练一练：(1)I____________________(reach)thebookifI____________________(be)abittaller.(2)Heisbusynow.Ifhe____________________(be)free,he____________________(go)withyou.(3)IfI____________________(know)French,I____________________(talk)totheFrenchfriends.(4)要是他在这儿，他就能帮帮我们了。(5)假如我是你的话，我会以不同的方法做这事。2、我们也可以用虚拟语气表述想象中发生在过去的动作。句式结构：与过去事实相反If从句动词主句动词Had+过去分词should/would/might/couldhavedoneIfyouhadjoinedthechatroomtenminutesago,youwouldhaveknownwhatweweretalkingabout.EveryonewouldhavethoughtthatthemanwasveryrudeifhehadpointedwithhisfirstfingerwhenhewasinBrunei.练一练：(1)Ifyou____________________(arrive)tenminutesearlier,youcouldhaveseenthemoviestar.(2)Ourexperiment____________________(fail)ifthey____________________(nothelp)us.(3)Themanagerwasawayonbusinessthen.Ifhe____________________(be)here,everything____________________(settle)inaminute.(4)要是知道这个消息，我们昨天就去看他了。(5)如果当时你知道真相的话，你会告诉我吗？3、表述想象中将来的情景，我们可以用将来非真实条件句。句式结构：与将来事实相反If从句动词主句动词过去式或should+do或wereto+doshould/would/might/coulddoIfIhadtimetomorrow,Iwouldcertainlyhelpyou.Ourplanwouldbecancelledifitshouldraintomorrow.练一练：(1)IfI____________________(fail)myMathstest,Iwouldhavetotakeitagainattheendoftheterm.(2)I____________________(talk)tohimaboutitifhe____________________(come)tomorrow.(3)假如他来了，我们对他说什么呢？1(4)真遗憾！要是明天动身，我们就能做好一切准备了。注意：if的省略条件句中的倒装语序。如果if从句中含有were，had或should，我们可以省略if，将这些词置于从句主语之前构成倒装。Ifthetrainweretoarrivelate,whatshouldwedo?→Werethetraintoarrivelate,whatshouldwedo?IfIhadrememberedhistelephonenumber,Iwouldhaverunghimthen.→HadIrememberedhistelephonenumber,Iwouldhaverunghimthen.练一练：(1)_______I_______(know)whatwasgoingtohappen,Iwouldneverhaveleftheralone.(2)_______(be)Iinyourposition,Iwouldhelphim.(3)Thisprinterisofgoodquality._______it_______(break)downwithinthefirstyear,wewouldrepairitatourexpense.(4)如果我现在不是忙于工作，我就跟你聊聊了。(5)要是我早知道这个电脑程序，就省下了大量的时间和精力。练一练：一、用括号中所给动词的适当形式填空1.Ifyou___________(remind)meearlier,Icouldhaveavoidedthesamemistake.2.Johnwenttothehospitalalone.___________he___________(tell)meaboutit,I___________(go)withhim.3.I___________(study)harderifI___________(be)atschoolagain.4.Ifit___________(rain)tomorrow,we____________(putoff)thesportsmeetingtillnextFriday.5.___________I___________(do)it,Iwoulddoitinadifferentway.6.Tom___________(come)tojoinusnowifhe___________(know)youarehere.7.He____________(pass)thejobinterviewtheotherday,buthedidn'tgeteverythingready.8.Ifitwerenotforthefactthatshe___________(be)toobusywithherwork,I___________(invite)her.9.Ifeveryone____________(decide)tobecloned,there____________(be)apopulationexplosion.10.___________we___________(make)adequatepreparations,wemighthavesucceeded.二、改写句子（每空一词）1.Hedidn...
