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虚拟语气陈述语气祈使语气Iwenttotheparkyesterday.Pleasekeepquietinthereadingroom.IfIwereyou,IwouldgiveanAIDSpatientahug.虚拟语气虚拟语气表示说话人所说的话不是事实，而是一种假设、愿望、怀疑或推测。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。1、虚拟语气在if虚拟条件句的用法2、虚拟语气在wish后面的宾语从句中的用法3、虚拟语气在asif/asthough引起的从句中用法重点一.ifSentenceStructure‘if’虚拟条件句的结构通常有三种情况：①与现在事实相反的假设②与过去事实相反的假设③与将来事实可能相反的假设条件从句条件从句的谓语形式主句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：IfIwereateacher,Iwouldbestrictwithmystudents.IfIknewBill’sphonenumber,Iwouldcallhim.werewouldbe与现在相反IfIwonthelottery,Iwould…中奖￥80,000,000IfIwon(win)thelottery,I(buy)anexpensivecar.wouldbuyIfIhadalotofmoney,Iwouldbuyavilla.IfI(have)alotofmoneynow,I(travel)aroundtheworld.hadwouldtravelIfitwere(be)finenow,I(go)shopping.wouldgo1、IfI_____ateacher,I…were2、IfIhadalotofmoneynow,I…DISCUSSa.Ifthey____(be)here,they__________(take)youradvice.b.Iftheworld-war_____(burst)outagain,what_____________(happen)toourpeopleonearth?werewouldtakeburstwouldhappenPRACTICE1:Fillintheblanks.3.Ifthepoliceman________(benot)inthatroom,it________(be)verydangerous.4.IfI____(be)inyourposition,I_________(ask)forteacher’shelp.werenotcouldbewerewouldask条件从句条件从句的谓语形式主句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+过去分词例：IfIhadcomehereyesterday,Iwouldhaveseenhim.如果我昨天来，就会看见他了。Ifyouhadgotupearlier,youcouldhavecaughtthetrain.如果你早一点起床，就会赶上火车的。与过去相反IfI____________(have)timelastnight,I_____________(go)toseethefilmwithyou.hadhadwouldhavegoneIfhe(drive)morecarefully,he(have)thecaraccidentyesterday.haddrivenwouldnothavehadIfI__________(learn)howtoswim,I_______________（be)trappedinthisisland.hadlearntwouldnothavebeen1.IfTom________(be)morecarefulintheexam,he________________(pass)italready.2.Ifyou_______(get)upearlier,you________________(catch)thefirsttrain.hadbeenwouldhavepassedhadgotwouldhavecaughtPRACTICE2:Fillintheblanks.3.IfI_______(meet)youyesterday,we______________(go)totheconcerttogether.hadmetwouldhavegone虚拟语气在虚拟条件句中虚拟条件句主句与现在事实相反的假设与过去相反的假设与将来相反的假设If+主语+动词的过去式（动词be用were)If+主语+had+过去分词主语+should,would,might,could＋动词原形主语＋should,would,might,could＋have+过去分词1、If+主语+wereto+动词原形2、If+主语+should+动词原形主语＋should,would,might,could＋动词原形12asif/asthoughdid(与现在事实相反的)haddone(与过去事实相反或想象的事物)Hebehavesasifheownedthehouse.(Hedoesn’townitorprobablydoesn’townitorwedon’tknowwhetherheownsitornot.)ShetalksaboutRomeasthoughshehadbeenthereherself.1.MybrothertreatedmeasifI_____(be)astranger.2.Shetalkedasifshe________(know)everything.3.Theytalkedaboutthefilmasifthey_____________(see)itbefore.wereknewhadseenwishInSubjunctivemood3wish+did(与现在事实相反)+haddone(与过去事实相反)+would/could/might+do(将来不大可能实现的愿望)IwishIwereastallasyou.IwishIwereabird.IwishIwereabird.Iwisheverydayweremybirthday.Iwish/wishedIhadn’teatensomuchwatermelon.Iwishitwouldraintomorrow.wish+did(与现在事实相反)+haddone(与过去事实相反)+would/could/might+do(将来不大可能实现的愿望)12asif/asthoughdid与现在事实相反haddone与过去事实相反或想象的事物LivingLifeOver如果有来生IfIhadmylifetoliveover...Iwouldhavetalkedlessandlistenedmore.如果有来生，我会少说，多听Iwouldhaveinvitedfriendsovertodinnerevenifthecarpetwasstrainedandthesofafaded.我会请朋友来家吃饭，即便地毯脏了，沙发褪色了。Iwouldhavetakenthetimetolistentomygrandfatherrambleabouthisyouth.我会抽时间听祖父絮叨他的青年时代Iwouldhaveburnedthepinkcandlesculptedlikearosebeforeitmeltedinstorage.我会点燃那支雕成玫瑰状的蜡烛，而不让它在尘封中熔化。Iwouldhavesatonthelawnwithmychildrenandnotworriedaboutgrassstains.我会与孩子们坐在草地上，不担心衣服上会染上污渍Iwouldhavecriedandlaughedlesswhilewatchingtelevision-andmorewhilewatchinglife.我会把泪水和笑声更多地留给观察人生，而不是观看电视。TherewouldhavebeenmoreIloveyous...moreI'msorrys...butmostly,givenanothershotsatlife,Iwouldseizeeveryminute...lookatitandreallyseeit...liveit...andnevergiveitback.我会更多地说“我爱你”……“对不起”……然而，最重要的是，如果有来生，我会抓住每一秒……看人生，读人生……体验人生……再也不放手。1.Alan___thepartyifhehadgonetoLondon.A.wouldhavemissedB.hadmissedC.wouldmissD.missed2.—Itwasthedrug，notthedisease，thatkilledtheboy.—Hewouldbestillalivetodayifhe________thatdrug.A.nottakeB.shouldn’thavetakenC.didn’ttakeD.hadn’ttaken3.Simonlooksasthoughhenever___asquaremeal(吃得饱),thoughhisparentsfeedhimverywell.A.getB.gettingC.gotD.shouldget4.HeistalkingsomuchaboutAmericaasifhe___there.A.hadbeenB.wereC.wasD.been5.–HaveyoueverbeentoBeijing?--No,butIwishI___.A.haveB.willC.doD.had6.Whenapencilispartlyinaglassofwater,itlooksasifit＿＿＿＿.A.breaksB.hasbrokenC.werebrokenD.hadbeenbroken7.ItishardformetoimaginewhatIwouldbedoingtodayifI________inlove，attheageofseven，withtheMelindaCoxLibraryinmyhometown.A.wouldn’thavefallenB.hadnotfallenC.shouldfallD.weretofall8.Ifit________sohard，we’dgototown.A.isn’trainingB.weren’trainingC.doesn’trainD.hasrain9.IwishI________youyesterday.A.sawB.didseeC.hadseenD.weretosee10.Hissilenceatthemeetingsuggestedthathe________toyourplan.A.didn’tagreeB.hadn’tagreedC.wouldn’tagreeD.notagree