中小学-if条件句的虚拟语气-课件.pptVIP

1.Ifthereshouldbeaflood,whatshouldwedo?_______________aflood,whatshouldwedo?2.IfIhadhadtime,Iwouldhaverunroundthatlakeagain.._______________Iwouldhaverunroundthatlakeagain.3.IfIhadtakenmyumbrellawithmewhenIcameoutthismorning,Ishouldnotbewetnow._____________myumbrellawithmewhenIcameoutthismorning,Ishouldnotbewetnow.ShouldtherebeHadIhadtimeHadItakenIfthetemperature(温度)isupto100℃,thewaterwillboil.Itisraining.Ifwegoout,we’llgetwet.Hurryup!Ifwedon’thurry,we’llbelate.Ifhecomes,tellhimtowait.注：并不是所有的if引导的条件句都用虚拟语气。当if引导的条件句的假设非常可能实现时，就不用虚拟语气，这种条件句叫做“真实条件句”。Withoutwater,therewouldbenolife.Butforyourhelp,Iwouldn’thavefinishedthework.Ididn’tknowyouwerewaitingforme；OtherwiseIwouldhavecomeearlier.4.含蓄虚拟条件句Summary:由without/butfor/otherwise引出的句子,相当于if引导的条件句，用虚拟语气，即含蓄虚拟条件句。1.与现在或将来事实相反的假设，则主句谓语用2.与过去事实相反的假设，则主句谓语用would/should/might/could+dowould/should/might/could+havedone构成1.Withoutsunlight,people’slife_____________(be)differentfromtoday.2.Butforhisteacherstimelyadvice,he_________________(fail).3.Hewasbusy,otherwisehe_________________(come).wouldbewouldhavefailedwouldhavecomePractice:summary：were,had,should提前，省略if,not不提前If型虚拟语气：butfor/otherwise/without/or1.Would,could,should,might+v2.would,could,should,might+havedone现：将：过：错综时间条件句(各自为准)倒装含蓄虚拟条件句didwould(should/might/could)＋动原had+donewould(should/might/could)＋havedone1.did2.wereto+动原would(should/might/could)＋动原3.should+动原判主从找时间没有时间看两边2.含蓄虚拟重识别，w/s/m/c不能缺3.省略倒装先排除，were,should,had能提前Pass!虚拟语气应试对策1.IfI___________(know)thisfilmbefore,I___________________(watch)it.hadknownwouldhavewatched2.IfI_____(be)Forrest,I________