2 刘敏 2012杏坛之星 M6U3Grammar 虚拟语气

M6U3UnderstandingeachotherGrammarandusage(Unrealconditionals)非真实条件句湘潭县一中刘敏04/12/2012湘潭县第二届“杏坛之星”教学竞赛Step1.Let’ssingandwatch1.Ifyouarehappyandyouknowit,clapyourhandsandstompyourfeet.2.Ifthechildrenhadn’twarmedthemselvesbyafireinthatgarbagecan,theywouldn’thavedied.Unrealconditionals(非真实条件句)Realconditionals(真实条件句)2.InBrunei,ifyoupointwithyourfirstfinger,itwillcauseoffence.(P35,L35-36)真实条件句1.表示条件是真实的/有可能实现的,采用陈述语气。2.时态：if从句中用一般现在时，主句中用一般将来时或祈使句。(“主将从现”)Step2.Let’scompare1.Ifthechildrenhadn’twarmedthemselvesbyafireinthatgarbagecan,theywouldn’thavedied.Unrealconditionals(非真实条件句)2.IfyoucametoBrunei,youwouldhavetotakeoffyourshoesbeforegoingintosomeone’shouse.(P35,L38-39)Step2.Let’scompare非真实条件句1.表示条件是不真实的/几乎无法实现的,采用虚拟语气。2.时态：可以表示对现在/过去/将来的虚拟与假设，时态有规律变化。IfIwereoneofthemnow,Iwould/could/should/mightnotdo…cheatintheexamsleepinclassStep3.Let’slearn1.与现在事实相反的虚拟1.与现在事实相反的虚拟If条件句谓动用____________;主句谓动用_____________________________。were/didwould/could/should/might+doIfIwereoneofthemnow,Iwould/could/should/mightnotsleepinclass.Iwould/could…notcheatintheexam.Iwould/could…notusemobilephoneinclass.Step3.Let’slearnDoraemon(叮当猫)Take-copterMemorybreadTimemachineAnywheredoorIfIgota…now,Iwould/could/should/mightdo…hadnotbeenwould/could…havegoneIfI____________(notbe)sobusylastnight,I_______________________(go)toseethefilmwithyou.Step3.Let’slearn2.与过去事实相反的虚拟Step3.Let’slearn2.与过去事实相反的虚拟If条件句谓动用___________;主句谓动用_______________________________。haddonewould/could/should/might+havedoneIfIhadnotbeensobusylastnight,Iwould/could/should/mighthavegonetoseethefilmwithyou.wouldnothavehadhaddrivenIfhe__________(drive)moreslowlyandcarefully,he_________________(nothave)thecaraccidentyesterday.hadn’tleftwouldn’thavebeenAliciawentbacktoScotland.IfAlicia____________(notleave),Robert_________________(notbe)solonelylastmonth.Ifit_____(be)Christmastomorrow,everyoneofyou___________________________(get)apresent.werewould/could/should/mightgetStep3.Let’slearn3.与将来事实相反的虚拟3.与将来事实相反的虚拟If条件句谓动用a.____________b.____________c.____________主句谓动用_____________________________。were/didwould/could/should/might+doweretodoshoulddoStep3.Let’slearnIfitwereChristmastomorrow,everyoneofyouwould/could/should/mightgetapresent.IfitweretobeChristmastomorrow,every…IfitshouldbeChristmastomorrow,every…Ifit_____________________________(rain)thisFridaynight,theSchoolArtFestival________(be)putoff.rainedwouldbe/weretorain/shouldrain时间If条件句主句现在过去将来Step4.Let’sconcludeUnrealconditionals(非真实条件句)were/did3.weretodo2.shoulddohaddone1.were/didwould/could/should/might+dowould/could/should/might+havedonewould/could/should/might+doSituation1.Ifthechildren’sparentshadn’tlefthomeworkinginthebigcitytoearnmoneyatthattime…Situation2.IfIwereoneoftheirclassmates…Situation3.Ifonedaysomelawsweretopassandmoreshelters(救助站)shouldbesetup,…1.Ifthechildren’sparentshadn’tlefthome…atthattime,theywouldhavetakencareoftheirsons...3.Ifonedaysomelawsweretopassandmoresheltersshouldbesetup,thechildrenwouldliveahappylife…2.IfIwereoneoftheirclassmates,Iwouldadvisethemnottoskipclassesandtofollowtheteachers’advice…温馨提示：在If条件句中，可省略if，把were,had,should提到句首，变为倒装句式。Hadthechildren’sparentsnotlefthome…WereIoneoftheirclassmates,Iwould…Weresomelawstopass/Shouldmoresheltersbesetuponeday,theywouldliveahappylife…Ifmymathteacherhadtoldmetheruleearlier,Iwouldhavesolvedtheproblemmoreeasily.Hadmymathteachertoldmetheruleearlier,Iwouldhavesolvedtheproblemmoreeasily.IfIwon/shouldwin/weretowinthelottery(彩票)oneday,Iwouldbuyaprivateplane.ShouldIwin/WereItowinthelottery(彩票)oneday,Iwouldbuyaprivateplane.时间If条件句主句现在过去将来Step4.Let’sconcludeUnrealconditionals(虚拟条件句)were/did3.shoulddo2.weretodohaddone1.were/didwould/could/should/might+dowould/could/should/might+havedonewould/could/should/might+do在If条件句中，可省略if，把were,had,should提到句首，变为倒装句式。Note:Step5.Let’spractice(P40)Fillintheblanks.YeFeiasksMaLiforhelpwithhishomework.1.attended2.would/mightbe3.went4.would/mightsee5.did6.would/couldbe7.travelled8.wouldhavetotake9.hadstarted10.wouldnothaveneededAnswer-checking:Competition!Tryyourluck!Step6.Let’sworktogetherTask1&2:1.Ifthechildren’sparentshadn’tlefthomeworkinginthebigcitytoearnmoney,theywouldhavetimetotakecareoftheirsons.2.Ifthechildrenhadworkedhardandfollowedtheteachers’advice,theywouldn’tskipclasses(逃课)andbecomestreetchildren(流浪儿童).3.Ifithadn’tbeenfreezingcold(寒冷刺骨)thatnight,thechildrenwouldn’tchoosethegarbagecanasashelter(庇护，栖身之地).4.Ifthechildrenwereinheavennow,itwouldnotbesocoldthereandtheymightmeetthelittlematchgirl(卖火柴的小女孩).5.Ifsomelawswerepassedandmoreshelters(救助站)weretobesetup,thechildrenwouldliveafreeandhappylifeinabeautifulChina.Homework1.FinishtheexercisesonP41.2.FinishC1&C2onP116.