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1、Modalverbs（情态动词的用法）————课堂导学案一、LeadinWatchavideo,thenansweraquestion.---HowdoesMr.Beanliketheman?---_____________________二、教学过程Step1:复习情态动词用法一5tasks1.动词的种类：____________________________________________________________________2.情态动词的定义:_________________________
2、__________________________3.已经学过的情态动词：4-3-2①能、会____________也许，可能___________应该______________将会_________________②必须___________需要________________敢_______________③不得不_________最好_____________________4情态动词的语法特征：①后接动词____________HecanspeakEnglish.②无_____和______的变化T
3、heycanspeakEnglish?③构成否定句时，在其后加______构成疑问句时，将其_____Hecan’tspeakEnglishCanhespeakEnglish?注意：haveto不遵循以上②、③规则，其有__________的变化，疑问句也要借_____来完成。如：Theyhavetogohome.Shehastogohome.Theydon’thavetogohome.Shedoesn’thavetogohome.Dotheyhavetogohome?Doesshehavetogohome?④
4、情态动词的肯定回答,用开头的词来回答.---MayIgonow?---Yes,youmay.⑤情态动词疑问句的否定回答，通常用相应的否定形式.---Cansheswim?---No,shecan’t.但may和must的一般疑问句的否定回答，分别用____________;_____________5.Haveatry(小试牛刀)()1.---Mustwecleantheclassroombeforebreakfast?---No,you_____.A.can’tB.maynotC.mustn’tD.needn
5、’t()2.---CanyoutellusthestoryinEnglish?---No,I_____.A.needn’tB.don’tC.won’tD.can’t()3.---MayItakethebooksoutoftheroom?---No,you___.A.maynotB.mustn’tC.needn’tD.don’t()4.You_____gothereatonce.A.haven’ttoB.doesn’thavetoB.don’thavetoD.nothavetoStep2情态动词表推（猜）测，4t
6、asks。1.Heplaysbasketballeveryday,sohemustbeverystrongnow.2.must/havetomust表________________________2.Helookshandsome,hemay/might/couldbeanactorinthefuture.may/might/could表___________________表示“可能性”，三者之间区别不大may的可能性稍大。3.can’t/can①Heisridingabikeoutside,sohecan
7、’tbeathome.can’t表_______________②Canhebealittleclever?can表________________________4活学活用（）1.Peter____comewithustonight,butheisn’tverysureyet.A.mustB.mayC.canD.will（）2.Ithoughtyou____likesomethingtoread,soIhavebroughtyousomebooks.A.mayB.mightC.canD.must（）3.---
8、___themantherebeourmathteacher?---He___be,butI’mnotsure.A.May,can’tB.Can,can’tC.Can,mayD.May,mustn’t（）4.-What’sthetimenow?-It’sseven.It’sstillearly.You____worryaboutthetime.A.can’tB.needn’tC.mus
