2023学年完整公开课版HelenM6U3Grammar虚拟语气

Unit3

Grammarandusage(Unrealconditionals)非真实条件句WarmingupGroupA1.Ifitdoesn’traintomorrow,wewillgotothepark.

Realconditionals(真实条件句)GroupB2.IfIweretheprincipalofourschool,Iwouldorganizecolorfulactivitieseveryweekend.3.IfIhadbeenfreeyesterdayevening,Iwouldhaveaskedyoutorecitethetext.4.IfImadeagreatfortuneinthefuture,Iwouldbuyaprivateaircraft.

Unrealconditionals(非真实条件句)虚拟语气用来陈述一个不真实或者想象的情况,表示说话人的主观愿望或假想，所说的是一个条件，不一定是事实，或与事实相反。Subjunctivemood(虚拟语气)Youprobablywouldn’tgetmuchsleepifyoulivednearwhereaweddingreceptionwasbeingheld.2)

IcouldreachthebookifIwereabittaller.3)IfIhadthechance,Imightwanttobeabusinessconsultant.

1.虚拟语气陈述与现在事实相反的假设。If条件句用过去式(was/were/did)主句用would/should/could/might+doPractice:a.假如现在我有更多的时间，我就会学习德语。IfIhadmoretimenow，IwouldstudyGerman.b.要是我象你一样年轻,我就会找时间锻炼。IfIwere/wasyoungasyou,Iwouldfindtimetoexercise.

Would,could

and

might

areofteninterchangeable(互换),butwithsomedifferenceinmeaning.would→intention;plancould→ability;possibilitymight→possibilityTIP意图；计划能力，可能性可能性should只能用于第一人称(I/We)1)Ifyouhadjoinedthechatroomtenminutesago,youwouldhaveknownwhatweweretalkingabout.2)IfthemanhadpointedwithhisfirstfingerwhilehewasinBrunei,everyonewouldhavethoughtthathewasveryrude.2.虚拟语气陈述与过去事实相反的假设If引导的条件状语从句用过去完成式(hadbeen/done)

主句用would/should/could/might+havedonea.如果他抓紧时间，他本来能赶上那趟火车。Ifhehadhurried,hecouldhavecaughtthetrain.b.如果你昨天告诉他，他也许会提些建议了。Ifyouhadtoldhimyesterday,hemighthavemadesomesuggestions.______________________________1)IfIhadtimetomorrow,Iwouldcertainlyhelpyou.2)IfIweretofailmyMathstest,Iwould

havetotakeitagainattheendoftheterm.3)Ifheshouldcometomorrow,Iwouldtalktohimaboutit.3.虚拟语气陈述与将来相反的假设①If从句用was/were/did…

②If从句用weretodo…③If从句用shoulddo…主句用would/should/could/might+doa.假如我要出国，我就会去法国。IfIweretogoabroad,IwouldgotoFrance.b.万一明天下雨，我们的郊游就推迟。Ifitshouldraintomorrow,ouroutingwould

beputoff.________此处的should无人称要求，不能省略在书面语和正式用语中，经常在if从句中使用were来替代was,但在日常口语中常用was.

Ifhewas/werehere,hemightbeabletohelpus.2)在表将来的非真实条件句中，if从句可用wereto/should.IfIweretofailmyMathstest,Iwouldhavetotakeitagainattheendoftheterm.Ifheshouldcometomorrow,Icouldtalktohimaboutit.3)在条件句中，可省略if，把were,had,should提到句首，变为倒装句式。1.Ifyoushouldmakeamistake,youshouldnotbeembarrassed.Should

youmake

amistake,youshouldnotbeembarrassed.2.Ifyouweretotakethetrain,youwouldgettheremuchsooner.Were

you

totake

thetrain,

youwouldget

theremuchsooner.3.Ifyouhadtoldmeearlier,Iwouldnothavegotintotrouble.Had

you

toldmeearlier,Iwouldnothavegot

intotrouble.4.________it__________(notbe)foryourhelp,Icouldn’thavemadeanyprogress.Hadnotbeen4)在非真实条件句中if从句还可以用could+现在完成时的结构

IfI

couldhavetold

youaboutculturaldifferencesbetweenItalyandtheUK,Iwouldhave.如果我能够告诉你意大利和英国的文化差别，那我就告诉你了。（事实上不能）时间If条件句主句过去haddonewould\should\could\might+havedone现在did/werewould\should\could\might+do将来shoulddoweretododid/werewould\should\could\might+do条件句中的虚拟语气(summary)虚拟语气的考点1.条件句中虚拟语气的用法2.条件句中虚拟语气的倒装3.虚拟语气与陈述语气的判定4.名词性从句中虚拟语气的用法5.虚拟语气的几种特殊用法。条件句中的虚拟语气典型例题Thevolleyballmatchwillbeputoffifit.Thevolleyballmatchwouldbeputoffifit

.

A.willrainB.rainsC.rainedD.israined3.Iambusynow,ifI

time,I

achatwithyou.4.IfI

timelastnight,I

achatwithyou.A.have,willhaveB.had,wouldhave

C.had,shouldhaveD.hadhad,wouldhavedoneBCB/CD5.IfIwereyou,I

(seize)thechancetogoabroad.6.Ifyou

(take)myadvice,you______________

(notfail)inthelastexam.7.Ifhedidn’tcometomorrow,we

(putoff)themeetingtillnextMonday.8.Thankyouforallyourhardworklastweek,Idon’tthinkwe

itwithoutyou.A.canmanageB.couldhavemanagedC.couldmanageD.canhavemanagedwouldseizehadtakenwouldn’thavefailedwouldputoffBA9.Youdidn'ttakehisadvice.________hisadvice,you________suchamistake.Hadyoutaken;wouldn'thavemade Ifyouhadtaken;wouldmakeC.Wereyoulotake;shouldn’thavemade D.Haveyoutaken;wonthavemade10.WereItodoit,I________itsomeotherway.willdo B.woulddoC.wouldhavedone D.weretodo11.Janewouldneverhavegonetotheparty______thatMarywouldcometoseeher.hassheknown B.hadsheknown C.ifsheknow D.ifshehasknownBB1.Youdidn’tletmedrive.Ifwe____inturn,you____sotired.

A.drove…didn’tgetB.haddriven…wouldn’thavegotC.drove…wouldn’tgetD.weredriving…wouldn’tget2.IfI____themeaningoftheword,I____havetolookitup.A.know;wouldn’tB.haveknown;wouldn’tC.knew;wouldn’tD.don’tknow;would3.Everything______ifAlberthadn’tcalledthefirebrigade.A.willbedestroyedB.willhavebeendestroyedC.wouldbedestroyedD.wouldhavebeendestroyed

4.Maryisilltoday.Ifshe_____,she____absentfromschool.A.werenotill;wouldn'tbeB.hadbeenill;wouldn'thavebeenC.hadbeenill;shouldhavebeenD.hadn'tbeenill;couldbe5.Thebusinessisrisky.But_______,wewouldberich.A.shouldwesucceedB.weshouldsucceedC.mightwesucceedD.wouldwesucceed6.Youdidn'ttakehisadvice.________hisadvice,you________suchamista