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1、2019-2020年高中英语unit4grammar教案新人教版选修6Teachingaims:(1)Mastertheusageofunrealconditionals.(2)Practiceaboutthe3kindsofunrealconditionals.Importantpoints&difficultpoints:theusageofwish,if-clauseandtheunrealconditionalsinthenounclauses.Procedure:Step1revisionUnrealconditions与事实相反条件从句
2、的谓语形式主句的谓语形式表示现在情况过去式(did)(be常用were)Would/could/might/should+动词原形(do)1.如果现在不下雨的话，我们就出去野餐了。Ifit________notraining,we_________forapicnic.2.如果他来这，他就能够帮助你了。Ifhe_____here,he____________abletohelpyou.3.如果我是你的话，我就会带走他们。IfI_______you,I_______________themaway.与事实相反条件从句的谓语形式主句的谓语形式表示过去情
3、况过去完成式(had+doneWould/could/might/should+havedone1.要是当初她被邀请的话，她就会参加这次聚会了。She________________tothepartyifshe______________.2.今天早上，她要是不叫我的话，我就会睡过头了。Ifshe___________me,I__________________thismorning.3.如果你上个学期用功些，你就会在考试中过关了。Ifyou________harderlastterm,you_____________exam.与事实相反条件从句
4、的谓语形式主句的谓语形式表示将来情况①过去式(did)②should+do③weretodoWould/could/might/should+动词原形(do)1.如果你成功，一切就好了。Ifyou___________,everythingwouldbeallright.Ifyou________________,everythingwouldbeallright.Ifyou________________,everythingwouldbeallright.2.明年我要是二十岁，我就会学计算机课程。IfI_______________twenty
5、yearsoldnextyear,I________________thecourseofputerscience.Step2•pletethefollowing•1.如果你昨天问他，你现在就知道怎么办。•Ifyou________himyesterday,you_________whattodonow.•2.如果昨晚下雨，今天会很冷。•Ifit_________lastnight,it______________verycoldtoday.•3.如果我是你，我就不会错过昨天晚上的那部电影。•IfI______you，I______________
6、_____thefilmlastnight．Inimpliedconditionals,weuseotherwise,or,andphrasesbeginningwithwith,withoutandbutforinplaceofif-clauses.•1.我很忙，否则我可帮助你。•Iambusynow,otherwiseI_______________youthefavor•2.要不是你的劝告，我是不会做这份工作的。•Butforyouradvice，I____________abletodothiswork．•3.要不是你，我不会认识他•Wit
7、houtyou,I_______________________him.Wecanputshould,were,andhadatthebeginningofanunrealconditionalsentence.Inthiscase,ifisnotneededanymore.SubjunctiveMoodinNounClause•后的宾语从句中谓语动词用should+动词原形。should可省略•1.Isuggestedthatit___________quickertotravelbytrain.(be)•2.Heinsistedthatwe__
8、______________himthenews.(tell)•3.Heorderedthatthestudents___
