高二语法虚拟语气课件2.ppt

,主从句,构成,时态,虚拟条件从句,主句,与现在事实相反的假设,If+主语+动词过去时(be用were),主语+would/should/could/might+动词原形,Review,1。IfIwereyou,Ishouldbuyit.2。IfsheknewEnglish,shewouldnotaskmeforhelp.,主从句,构成,虚拟条件从句,主句,与将来情况相反的假设,If+主语+动词的过去时If+主语+wereto+动词原形If+主语+should+动词原形,主语+would/should/could/might+动词原形,Ifyoucametomorrow,wewouldhavethemeeting.Ifitweretoraintomorrow,wewouldputoffthesportsmeeting.Ifheshouldnotcometomorrow,wewouldputoffthemeetingtillnextweek.,时态,Hetalksasifhe_everythingintheworld.A.knowsB.knewC.hadknownD.wouldhaveknown2.Hedoesntdaretoleavethehouseincase_.A.hewillrecognizeB.heshouldberecognizedC.heisrecognizedD.herecognize,B,B,Summary,主从句,构成,时态,虚拟条件从句,主句,与过去事实相反的假设,If+主语+had+过去分词,主语+would/should/could/might+have+过去分词,1.Iftherehadbeenenoughraininspring,wewouldhavehadagoodharvestnow.2.IfIhadcomehereyesterday,Iwouldhaveseenhim.3.Ifyouhadtakenmyadvice,youwouldnt/couldnthavefailedintheexam.,Moreexamples,1.Ifthewholeoperation_beforehand,agreatdealoftimeandmoneywouldhavebeenlost.A.wasnotplannedB.hasnotbeenplannedC.hadnotbeenplannedD.werenotplanned2.Jeandoesntwanttoworkrightawaybecauseshethinksthatifshe_ajobsheprobablywouldntbeabletoseeherfriendsveryoften.A.hastogetB.weretogetC.hadgotD.couldhavegot,C,B,3.Ifthey_thecontractaheadoftime,theycouldnothavemissedtheplan.A.signedB.hadsignedC.wouldhavesignedD.shouldsign,B,4.IfI_theopportunityIwouldnothavemissedit.A.hadgivenC.hadbeengivingB.wasgivenD.hadbeengiven,D,5.Ifwe_yesterday,we_thework.A.werentinterrupted,wouldfinishB.didntinterrupt,wouldhavefinishedC.hadntbeeninterrupted,wouldhavefinishedD.hadntinterrupted,wouldhavefinished,C,1.IfIknewyouwerecoming,I_you_mylovetoyourparents.A.wouldhaveasked,conveyB.wouldask,conveyC.wouldhaveasked,toconveyD.wouldask,toconvey,表示与现在事实相反的假设,Practice,D,2.Hehasatalentforwritingpoems.He_thefirstprizeifhe_more.A.couldwin,practisedB.willwin,practisedC.couldwin,practiseD.willwin,practise,表示与现在事实相反的假设,A,3.IfI_moreaboutdiamond,I_cheatedbythatman.A.hadknown,wouldnotbeB.knew,wouldnothavebeenC.hadknown,wouldnothavebeenD.hadknown,wouldneverbe,表示与过去事实相反的假设,C,4.Yourpetdog_likeyoumore,ifyou_himbetter.A.would,treatedB.could,hadtreatedC.can,treatedD.would,treat,表示与现在事实相反的假设,A,5.I_thetroubleifonlyI_myparents.A.wouldhaveavoided,listentoB.willhaveavoided,listenedtoC.wouldhaveavoided,hadlistenedtoD.shallhaveavoided,listento,与过去事实相反的假设,表示后悔、自责的意思,C,6.Ifthecat_thesparrow,it_intothepond.A.hadntteased,wouldnothavefallenB.hasntteased,wouldnothavefallenC.hadntteased,didnotfallD.hadntteased,wonthavefallen,表示与过去事实相反的假设,A,7.I_theaward,onlyifI_thepoemmoreloudly.A.couldget,hadrecitedB.wouldget,hadrecitedC.wouldhavegot,recitedD.wouldhavegot,hadrecited,表示与过去事实相反的假设,表示后悔、自责的意思,D,8.Ifhe_tomorrow,we_themeetingtillnextweekA.shouldnotcome,wouldputoffB.doesnotcome,wouldputoffC.comes,willputoffD.came,wouldputoff,表示与将来情况相反的假设,A,条件从句中的动作和结果与主句中的动作，发生的时间不一致，这时动作的形式应根据它所表示的时间加以调整。,Ifyouhadfollowedmyadvice,youwouldbeabletofinishtheworknow.如果你当时听了我的话，现在就能完成这份工作了。（从句说明过去，主句说明现在）,错综时间条件句,Ifyouhadntlentmesomemoney,IcouldnthaveboughtthenewhouseandmostlikelyIwouldbestilllivinginthedangeroushousenow.假若你不借钱给我，我不可能买下这幢新房，很可能现在还住在危房里。（从句说明过去，主句说明过去和现在）,1.IfIhadntstoodundertheladdertocatchyouwhenyoufell,you_now.A.couldnthavesmiledB.wouldntbesmilingC.didntsmileD.wontsmile,B,错综时间虚拟语气,2.Ifwehadbeenmorecareful,we_muchbetterresultsnow.A.gotB.hadgotC.wouldbegettingD.wouldhavegot,C,错综时间虚拟语气,通过介词短语、副词或上下文语境来表示假设、条件的虚拟语气表达法叫做含蓄条件句。1.介词without,butfor(要不是)表示条件Withoutyourhelp,wewouldnthaveachievedsomuch.(暗含条件是withoutyourhelp)2.Butforthenoteyouleft,Iwouldhaveforgottentoclosethedoor.(暗含条件是Ifyouhadntleftthenote),含蓄条件句,2.由表示转折语气的词语otherwise,or,orelse构成的句子。Iwasbusythatday.OtherwiseIwouldhavecometohelpyou.(暗含ifIhadntbeensobusy),3.条件暗含在上下文中。Youmightstayherforever.你可以永远待在这儿。(可能暗含ifyouwantedto)Wewouldhavesucceeded.我们本来是会成功的。(可能暗含ifwehadkepttrying),1.Yourreputationwouldberuined.你的名誉会败坏的。(可能暗含ifyoushouldacceptit)2.Iwouldappreciatealittleofyourtime.谢谢你给我一点时间吧。(可能暗含ifyouweresokindastogivemealittleofyourtime),在书面语中，如果虚拟条件从句中有were,had或should,可以把if省略,把这几个词放到主语之前,构成主谓倒装。1.HadIseenthefilm,Iwouldhavediscusseditwiththemlastnight.2.WereIabird,Icouldflyfreely.3.Shoulditrainnextweekthefarmerswouldhaveagoodharvest.,条件从句中省去if的情况,1.IfIhadworkedharderatschool,Idhavegotabetterjob.=HadIworkedharderatschool,Idhavegotabetterjob.,2.IfIhadnotseenitwithmyowneyes,Iwouldnothavebelievedit.=Hadnotseenitwithmyowneyes,Iwouldnothavebelievedit.,Itstimethatthegovernment_measurestopreventthewasteofwater.A.takesB.tookC.hastakenD.taking3.IfonlyI_myparents.Well,itsnousecryingoversplitmilk.A.listentoB.listenedtoC.hadlistenedtoD.wouldlistento,Choosethebestanswers.,B,C,5.Theheadmasterrequestedthateverystudent_presentatthemeeting.A.beB.willbeC.wasD.mustbe6.Shedemandedthejournalists_atonce_thevillagebeingthreatenedbytheflood.A.leave;forB.leave;toC.left;toD.left;for,A,A,7.Itsurgentthatwe_rarewildanimalsfrombeingkilled.A.willpreventB.preventC.shallpreventD.arepreventing8.Itsreallystrangethatmyfriend_withoutsayingaword.A.haspassedbyB.shouldpassbyC.passedbyD.wouldpassby,B,B,1.假如他来了,我们对他说什么呢？3.老师建议我们最后把黑板擦了。,TranslatethefollowingsentencesintoEnglish.,Ifheweretocome,whatshouldwesaytohim?,Theteachersuggestedthatweshouldcleantheblackboardatlast.,4.如果你早点开始做家庭作业，你早就做完了。6.如果没有你们的帮助，我们就会陷入