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情态动词动词can的用法（1）表示能力，意为“能，会”。Icanswim.我会游泳。（2）表示可能性，意为“可能”，常用于疑问句和否定句中。Hecan'tbeintheclassroom.他不可能在教室里。（3）表示请求或允许，意为“可以，能够”。CanIuseyourpen?我可以用你的钢笔吗？（4）表示惊讶、不相信等（用于疑问句和否定句），意为“会，可能”。Thiscan'tbetrue.这不是真的。练习题一、选择题1.I_____followyou.Wouldyoupleaserepeatit?A.can'tB.mustn'tC.needn'tD.shouldn't2.－Iforgettobringmydictionary.CouldIuseyours?－Yes,you_____.A.canB.mustC.couldD.should3.－CanIhavealookatyourphotos.please?－_____.A.Sure,hereyouare.B.Don'tmentionit.C.Ican'tagreewithyou.D.I'msorrytohearthat.4.－WouldyouliketogoforabikeonSundayafternoon?－_____.Ihaven'tbeenoutdoorsthesedays.Ican'twait.A.Sorry,Ican't.B.Sure.I'dlovetoC.NotatallD.Forgetit5.Ican'tgotothemoviesthistime._____－Allright.A.Canyougo?B.Howdoyoulikeit?C.Whatareyougoingtodo?D.Howaboutanothertime?一、1-5AAABD