虚拟语气表示一种不能实现的假设

TheSubjunctiveMoodEvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET虚拟语气气表示一一种不能能实现的的假设,,该语法法主要用用于if条件件状语从从句,也可用于于主语从句句、表表语从句句、宾语语从句等。通常有三三种情况况：①与过去事实相反反。②与现在事实相反反。③与将来事实可能能相反。。虚拟语气气EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET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+过去分词例：IfIhadcomeheryesterday,,Iwouldhaveseenhim.如果我昨昨天来，，就会看看见他了了。

Ifyouhadgotupearlier,youcouldhavecaughtthetrain.如果你早早一点起起床，就就会赶上上火车的的。与过去相相反EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIftheyhadstudiedhard,theycouldhavedoneiteasilythatday..1.如果果他们以以前努力力学习的的话，那那天干的的就会容容易些。。2.如果果他不听听取我的的建议，，他就不不会干得得这样好好。Ifhehadnottakenmyadvice,,hewouldn‘‘thavedoneitmuchbetterlikethis..EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfI________________timelastnight,,I_________________toseethefilmwithyou.hadhadwouldhavegoneEvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfhemorecarefully,hethecaraccidentyesterday.haddrivenwouldnothavehadEvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfIhowtoswim,,Itrappedinthisisland.hadlearntwouldnothavebeenEvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfthestaffhadbeenmorecareful,,themallwouldnotbeonfirenow.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET主句与从从句的动动作发生生在不同同的时间间,这时主从从句位于于动词的的虚拟语语气形式式因时间间不同而而不同,这叫做混混合条件件句.例句中从从句与过过去事实实相反,,主句句与现在在事实相相反Ifyouhadaskedhimyesterday,youwouldknowwhattodonow.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET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：IfIwereateacher,Iwouldbestrictwithmystudents.IfIhadHIV,,IwouldknowbecauseIwouldfeelsick.hadHIVwouldfeelwerewouldbe与现在相反EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETWhatwouldyoudoifyouwonthelottery?IfIwonthelottery,Iwould…EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfIwonthelottery,Iwouldbuyanexpensivecar.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfIhadalotofmoney,Iwouldbuyavilla.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfIhadalotofmoneynow,,Iwouldtravelaroundtheworld.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfitwerefinenow,Iwouldgoshopping.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfI_____ateacher,,I…….wereEvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET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1.Iftheteacheraskedmetosolvetheproblemnexttime,Icouldtrymybest.2.Ifheshouldfailintheexperimentthistime,,hewouldtryagain.3.Ifweweretopanic,wewouldnotbeabletohelp..与将来相反EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET如果你成成功了，，一切都都会好起起来。Ifyousucceeded,everythingwouldbeallright..Ifyoushouldsucceed,everythingwouldbeallright..Ifyouweretosucceed,everythingwouldbeallright..EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIfhegotupearly,hewouldbeontimeEvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETwishInSubjunctivemood虚拟语气气的特殊殊用法：：1EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIwishIwereastallasyou.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIwishIwereabird..EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIwisheverydayweremybirthday.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIwish//wishedIhadn’teatensomuchwatermelon..EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETIwishitwouldraintomorrow.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETwish+did(与事实相反的情况,

)+haddone(与过去事实相反)+would/could/might+do(将来不大可能实现的愿望)EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET另外DemandSuggestOrderProposeRequestCommandInsist…etc+(should))do表示愿望望、建议议、命令令、请求求等EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET2asif//asthoughdid与现在事实相反的haddone与过去事实相反或想象的事物EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETHebehavesasifheownedthehouse..(Buthedoesn’townitorprobablydoesn’townitorwedon’’tknowwhetherheownsitornot..)EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETHetalksaboutRomeasthoughhehadbeentherehimself.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET主语从句句中的虚拟拟语气在句型““Itisimportant((necessary,strange,natural)that......”中，，that后后面的从从句中的的谓语动动词用：：should++动词词原形[例句]]It’snecessarythatweshouldhaveawalknow..我我们有必必要出去去散散步步。It’snaturalthatsheshoulddoso..她她这样做做是很自自然的。。It’simportantthatweshouldtakegoodcareofthepatient.重重要要的是我我们要照照顾好病病人。3EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET虚拟语气气几个特例例1.ifonly意为：若若是....那该该多好啊啊;真真希望....;;只要要,只只要....就好好表示现在在的情况况,应用用过去式式;如如果是过过去的情情况,应应用过去去完成时时态IfonlyIhadarrivedintime!Ifonlyshedidn’tdrivesofast.2.It’s(high/right)timethat……that从句句要用虚虚拟语气气：过去时或或should+doIt’stimethatyouleft/shouldleavehere.EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET3.一些介词词短语,,如::butfor(要不不是),,without,,otherwise(否否则),,等表示含蓄蓄的条件件,这时时主句要要用虚拟拟语气Withoutyourhelp,,wewouldnothavemadesuchrapidprogress.Butformybrother'shelp,Iwouldnothavefinisheditontime.Ihadtodosth..moreimportant,,otherwiseImighthavehelped.虚拟语气气几个特例例EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NETAlan____thepartyifhehadgonetoLondon.A.wouldhavemissedB.hadmissedC.wouldmissD.missed2.—Itwasthedrug，，notthedisease，thatkilledtheboy..—Hewouldbestillalivetodayifhe___________thatdrug.A.nottakeB.shouldn’thavetakenC.didn’’ttakeD.hadn’’ttakenExercises√√EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET3.Simonlooksasthoughhenever_____asquaremeal((吃得饱饱),thoughhisparentsfeedhimverywell.A.getB.gettingC..gotD..shouldget4.HeistalkingsomuchaboutAmericaasifhe____there..A.hadbeenB..wereC.wasD.been√√EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET5.––HaveyoueverbeentoBeijing?--No,butIwishI____.A.haveB..willC.doD.had6.Whenapencilispartlyinaglassofwater,,itlooksasifit＿＿＿＿＿.A.breaksB..hasbrokenC.werebrokenD.hadbeenbroken√√EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET7.(2002上海高考考题)ItishardformetoimaginewhatIwouldbedoingtodayifI___________inlove，attheageofseven，withtheMelindaCoxLibraryinmyhometown.A.wouldn’thavefallenB.hadnotfallenC.shouldfallD.weretofall√EvaluationWarning:ThedocumentwascreatedwithSpire.Presentationfor.NET8.Ifit___________sohard，，we’’dgototown.A.isn’trainingB.weren’trainingC.doesn’trainD.hasrain9.IwishI___________youyesterday