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2019-2020年高三英语一轮复习《虚拟语气》教案译林牛津版SteponeLeadin选用Bread乐队的一首经典老歌“IF”作为热身要求学生在欣赏歌曲的同时,写出歌词中空缺的单词歌词如下Ifapicture_paints__paintathousandwordsthenwhycan’tIpaintyouThewordswillnevershowtheyouIveetoknow.IfafacecouldlaunchlaunchathousandshipsthenwhereamItogoTheresnoonehomebutyou.Youreallthatsleftmeto.Andwhenmyloveforlifeisrunningdryyoueandpouryourselfonme.IfamancouldbebetwoplacesatonetimeI’dbebewithyou.Tomorrowandtodaybesideyoualltheway.IftheworldshouldstopstoprevolvingspinningslowlydowntodieI’dspendspendtheendwithyou.Andwhentheworldwasthrough.Thenonebyonethestarswouldgoout.ThenyouandIwouldsimplyflyaway.SteptwoGrammarPartOne:leadin
1.If条件从句所述情况If从句主句与现在相反过去式/be→werewould/could/might/should…do与过去相反haddonewould/could/might/should…havedone与将来相反did/wereto/shouldwould/could/might/should…doPartTwo:Discoveryandpractice
2.错综时间条件句和省略if的条件句有时候,条件和结果不是指同一个时间,这时,应根据上面谈到的几种情况,使用相应的形式,这种虚拟语气形式被称为错综虚拟语气例IfitwereChristmasDaytodayIwouldhaveboughtsomepresentslastweekend.
1.总结:条件从句的动作和主句的动作时间不一致时动词的形式要作相应的调整.
①假如你接受了我的意见,你现在就会好的多Youmuchbetternowifyoumyadvice.
②要不是你误了公共汽车的话,我们现在正在听音乐会呢.Ifyou____________thebuswe___________________theconcertnow.
2.若从句中有werehadshould可把if省略,而把_______ _______ _______放在主语前,从句部分形成倒装结构例如
①要是我了解电脑程序,会节省大量的时间和能量HadIknownaboutthisputerprogramahugeamountoftimeandenergy___________________.
②如果明天下雨,我们将不得不取消球赛Shoulditraintomorrowwewouldhaveto___________________.
3.含蓄式条件句有时为了表达的需要,虚拟语气中并不总是出现if引导的条件句,而通过其他介词介词短语或副词等来替代如withoutwith,butfororelseotherwise ,under,in等1Wecouldn’thavesucceededwithoutyourhelp.=ifwehadn’treceivedyourhelp.2)Withhishelp=IfIhadherhelpIwoulddotheexperimentwell.3)Undertheleadershipofalessexperiencedperson=Iftherehadbeentheleadershipofalessexperiencedpersontheexperimentwouldhavefailed.4)Iwouldhavelostmyheadinthatposition=ifIhadbeeninthatposition.5Butfortherainwewouldhavefinishedthework.=Ifit________________________________________________.6HetelephonedtoinformmeofyourbirthdayorelseIwouldhaveknownnothingaboutit.=Ifhe_________________________________________________7Iwasillthatday.OtherwiseIwouldhavetakenpartinthesportsmeeting=IfI__________________________________________________.
4.Iwishthat…/ifonly…/asif/though表现在:_____________________表过去:_____________________表将来:_____________________Iwishitwerespringalltheyearround.Wewishwehadarrivedtwohoursearlier.Iwishyoucouldgowithus..IfonlythatIwerenotsothin. IfonlyIhadtakenhisadvice.我要是听他的话就好了IfonlyIcouldspeakseveralforeignlanguages.Sheactsasif/thoughshewereabeauty.Hetreatedthedogasifithadbeenhisoldfriend.Itlooksasifitisgoingtorain注意是事实就不虚拟
5.wouldrather表现在或将来:________________表过去:___________________
1.Iwouldratherhecametomorrowthantoday
2.Iwouldratheryoupaidmenow.
3.Iwouldrathertheyhadgonewithmethatday.
6.itis(about/high)timethat_____ ItishightimethatpeoplelearnedEnglish./shouldlearnEnglish.下列名词性从句中用:sb+should+dosth表示建议命令要求惊奇、不相信、惋惜、理应如此等
7.宾语从句:表建议命令要求的动词(一坚持insist二命令ordermand三建议suggestpropose advise四要求desiredemandrequire,request,urge)
8.Itiswas+上述动词的过去分词+that+主语从句
1.Itisdemandedthatheshouldleaveatonce.
2.Itisrequestedthatsheshouldgiveaperformance.
9.上述动词对应的名词orderproposal,advice…用于表语从句及同位语从句
1.Hisrequestisthatyoushouldgivehimmoretime.
2.Doyouknowtheorderthatyoushouldkeepwatch
10.Itisnecessary/strange/natural/apity/nowonder…+that+主语从句
1. Itisnecessarythatweshouldcleantheroomeveryday.
2.Itisapitythatheshouldhavefailedintheexam.
3. Itisimportantthateverybodyshouldbetoldthefacts.PartThree:consolidationPartFour:ExercisesStepThreeconsolidation要求学生在90秒钟之内完成如下matching练习匹配练习相对来说比较简单,绝大多数学生能够在规定时间之内正确完成练习StepFourWriting话题作文。