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1、情态动词teacherⅠ．can，could①观察与思考：1.ThechildcanspeakEnglishwell.（）IcouldswimwhenIwasonlysix.（）2.YoucanhavethebookwhenIhavefinishedit.（）CanIborrowyourbook?（）---Yes,youcan./---No,youcan’t.（）3.Couldyoushowmehowtopronouncetheword?（）---Yes,youcan./---No,youcan’t.（）4.Thereissomeon
2、eknockingatthedoor.Whocanitbe?()Thestreetsarealldry.Itcan’thaverainedduringthenight.()5．Icouldhavestudiedhard,butIdidn’t.归纳与总结：1._________________________________________________________2._________________________________________________________3._______________________
3、__________________________________4.__________________________________________________________5．__________________________________________________________②can，beableto的区别（1）can表示主观能力，beableto表示客观能力。I__________swim,butI_____________toswimnowbecausethereisnotanyriverhere.
4、我会游泳，但由于这里没有河，我不能游泳。（2）can只有现在式和过去式，而beableto可用于各种时态。（3）be ableto可用于动词不定式和动名词结构中，can不能。 Iwouldliketobeabletolearn,butI’mtooold.Thepatientregretsnotbeingabletotakethedoctor’sadvice. （4）beableto可和情态动词连用，can不能。 Whenonelearnsaforeignlanguage,onemuatbeabletousetheforei
5、gnlanguage,forgettingallabouthisown.Ⅱ．may，might观察与思考：1.Peoplemaynotpickflowersinthispark.（ ）Shesaidthathemighttakeherdictionary.（ ）MayIcomein?---Yes,youmay./---No,youmustn’t.（ ）2.Shemaybewaigingforyouintheentracehall.（ ）Youmaygoand
6、askhim,buthemaynotansweryou.I’vegotalotofbooksthatmightinterestyou.3.Youmayhavereadsomeaccountofthematter.（ ）归纳与总结：１．_______________________________________________________________2._________________________________________________________________3.__________
7、________________________________________________________ Ⅲ.must观察与思考：1．Everybodymustobeytherules.()---Mustthebookbefinishedbytheendofthismonth?---Yes,itmust./No,itneedn’tbe.(No,itdoesn’thavetobe)（）2.Judgingfromhisclothes,hemusthavearichfather.（）3.Thegroundiswet,itmus
8、thaverainedlastnight.（）归纳与总结:1._______________________________________________________________________________
