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1授课学案学生姓名:授课教师:颜丹丹班主任:科目:初二英语上课时间:2016年月日时—时跟踪上次授课情况上次授课回顾○完全掌握○基本掌握○部分掌握○没有掌握作业完成情况○全部完成○基本完成○部分完成○没有完成本次授课内容授课标题情态动词学习目标1..掌握情态动词can,could,may,might的用法。2.掌握情态动词的辨析,can和may的区别。重点难点情态动词的语法特征和辨析授课内容【概念导入】一、情态动词的定义:表示可能,怀疑,允诺,愿望,义务,必要,猜测等的动词是情态动词。初中阶段主要学习的情态动词主要有can/could,may/might,must,haveto,shall/should,will/would,need,dare,oughtto,etc.强调情态动词除have,beable和ought后,都不带to的不定式。【语法讲解】情态动词can,could,may,might的用法1.can的用法(1)能够,会(体力与智力方面的能力,可与beableto互换)。Eg.1.Canyoudrawhorses?你会画马吗?(智力方面)2.Wecangoskating.我们会滑冰(体力方面)3.Canyouplaybasketball?你会打篮球吗?(2)可能(表客观的可能性或推测,用于否定句和疑问句)。Eg.1.Youcan’tbewrong.你一定没错。(可能性)2.Hecan’tbeintheroom.他不可能在房间里。(3)表示非正式的请求或许可,此时可与may互换,但may更正式。Eg.1.Can/MayIborrowyourbook?我可以借一下你的书吗?2.colud的用法(1)can的过去式,意为:能,会,表示过去的能力。Eg.1.Hecouldwritepoemswhenhewas10.他十岁就会写诗。2.IcouldswimwhenIwassevenyearsold.我七岁时就会游泳了。(2)当could出现在句首引导问句的时候,通常不做过去时,而表达委婉的建议和要求。2Eg.1.Couldyoudomeafavour?你能帮我一个忙么?2.-CouldIuseyourpen?我能用一下你的钢笔么?-Yes,youcan.可以。注:以can开头的一般疑问句,其肯定回答和否定回答分别用can和can’t。3.may的用法(1)表许可,用于陈述句。Eg.1.Youmaygohomenow.你现在可以回家了。(2)表正式的请求或许可,用于一般疑问句。回答may提出的问题,肯定形式为Yes,please./Yes,youmay.否定形式为No,youmustn’t./No,youcan’t.Eg.1.-MayIuseyourcomputer?我能用你的电脑么?-No,youcan’t.不可以。2.-MayIgohomenow?我现在可以走了吗?-No,youmustn’t.不,不可以。(3)或许,大概(表可能性,用于陈述句,语气没有must强烈,只有一半的可能性)。Eg.1.Hemaycometomorrw.他明天可能会来。(不太有把握)2.-________IborrowyourMP3?-Sure.Hereyouare.A.MayB.ShouldC.MustD.Would4.might的用法(1)might是may的过去式,与may用法相似,常用于过去时;Eg.1.HesaidKatemightgototheparty.ButIdon’tthinkso.他说凯特去过那个聚会。不过我不是这么认为的。(2)用在疑问句式中,表示委婉语气。Eg.1.Mightheknowtheanswer?他可能知道答案吗?【题组训练】用适当的情态动词填空。1.Don’tdrivetoofast,oryou__may__haveanaccident.2.Ateacher___may___alsomakeamistakeifheisnotcarefulenough.3.-Let’sgodancingtonight.-Sorry,I___can’t___.Ihavetogotoameeting.4.Let’ssetoutforBeijingbefore5a.m.Thenwewillbeableto(能够)gettherebeforesunrise.5.Thatmancan’t(不可能)beMr.Zhang.HehasgonetoBeijingonbusiness.6.Icould/wasableto(能,会)flyakiteattheageoffive.【课堂总结】can和may的用法3can和may表可能性的区别【课时训练】1.Thegirlridingahorsethere______beShirley.Herleftlagwasbadlyhurtinanaccidentyesterday.A.needn’tB.maynotC.can’tD.mustn’t2.-Doyouhaveanyplansforthissummervacation?-I’mnotsure.I______takeatriptoTaiwan.A.mustB.needC.mayD.should3.-_____Iknowbywhattimeyouwanttheprojecttobedone?-Bythedayaftertomorrow._____youfinishitontime?A.May;CanB.Must;NeedC.Could;MustD.Need;Would4.-HownicethatLucyhasbeeninvitedtothepartytoo!-Well,Lucy______notcome.Sheisnotcertainwhetherhermotherwillallowherto.A.mightB.wouldC.mustD.need5.-WhoseT-shirtisthis?-It_____beTony’s.Iamnotsure.A.canB.mayC.mustD.will6.-______Itakethebookout?-I'mafraidnot.A.WillB.MayC.MustD.Need7.I’mafraidMr.Harding_________seeyounow.He’sbusy.A.can’tB.mustn’tC.shouldn’tD.needn’t(参考答案:CCAABBA)4课后作业学生姓名:授课教师:颜丹丹班主任:科目:初二英语上课时间:2016年月日时—时跟踪上次授课情况上次授课回顾○完全掌握○基本掌握○部分掌握○没有掌握作业完成情况○全部完成○基本完成○部分完成○没有完成本次授课内容授课标题情态动词学习目标1..掌握情态动词can,could,may,might的用法。2.掌握情态动词的辨析,can和may的区别。重点难点情态动词的语法特征和辨析【巧学活用】1.ItoldSallyhowtogethere,butperhapsI_______forher.A.hadtowriteitoutB.musthavewrittenitoutC.shouldhavewrittenitoutD.oughttowriteitout2.—Therewerealreadyfivepeopleinthecarbuttheymanagedtotakemeaswell.—It_______acomfortablejourney.A.can’tbeB.shouldn’tbeC.mustn’thavebeenD.couldn’thavebeen3.It’snearlyseveno’clock.Jack_______behereatanymoment.A.mustB.needC.shouldD.can4.Johnny,you_______playwiththeknife,you_______hurtyourself.A.won’t;can’tB.mustn’t;mayshouldn’t;mustD.can’t;shouldn’t5.Thefirespreadthroughthehotelveryquicklybuteveryone_______getout.A.hadtoB.wouldC.couldD.wasableto6.—WhencanIcomeforthephotos?Ineedthemtomorrowafternoon.—They_______bereadyby12:00.A.canB.shouldC.mightD.need7.—IstayedatahotelwhileinNewYork.—Oh,didyou?You_______withBarbara.A.couldhavestayedB.couldstayC.wouldstayD.musthavestayed8.—AreyoucomingtoJeff’sparty?—I’mnotsure.I_______gototheconcertinstead.A.mustB.wouldC.shouldD.might9.Iwasreallyanxiousaboutyou.You_______homewithoutaword.5A.mustn’tleaveB.shouldn’thaveleftC.couldn’thaveleftD.needn’tleave10.—IsJohncomingbytrain?—Heshould,buthe_______not.Helikesdrivinghiscar.A.mustB.canC.needD.may11.Aleft-luggageofficeisaplacewherebags_____beleftforashorttime,especiallyatarailwaystation.A.shouldB.canC.mustD.will12.Iwonderhowhe_______thattotheteacher.A.daretosayB.daresayingC.notdaresayD.daredsay13.Whenhewasthere,he___gotothatcoffeeshopatthecornerafterworkeveryday.A.wouldB.shouldC.hadbetterD.might14.Ithasbeenannouncedthatcandidates_____remainintheirseatsuntilallthepapershavebeencollected.A.canB.willC.mayD.shall15.How______ousaythatyoureallyunderstandthewholestoryifyouhavecoveredonlyapartofthearticle?A.canB.mustC.needD.may16.—Ihearyou’vegotasetofvaluableAustraliancoin._______Ihavealook?—Yes,certainly.A.DoB.MayC.ShallD.Should情态动词练习参考答案1.C。―oughtto/shouldhave+过去分词‖表示后悔当初该做但却没做某事。―…也许我本该把详细地址写给她的。‖2.D。―couldn’thave+过去分词‖表示对过去情况的推测。既然小汽车上―已有五人‖,且是―设法‖才把你带去的,如此拥挤,旅途当然―不可能‖舒服。3.C。nearly暗示―时间不早了‖,Jack―按理应当(should)随时(atanymoment)‖都有可能到达这里。must语气过强;can一般不用于肯定推测;need意义不通,也不用于肯定句。4.B。mustn’t(不许、千万不)表示禁止。may表示可能性。句意为―你千万不要玩刀子,可能会弄伤自己的‖。5.D。表示过去具体某次―能够‖做成某事只能用was/wereableto而不用could。6.B。sh
本文标题:情态动词教案
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