情态动词can的用法语法概述：1.can是常见的情态动词，不能独立作谓语，其后需接动词原形。2.它没有人称和数的变化。3.can的否定形式为cannot,其缩略形式为can’t/cannot,can’t多用于口语，cannot更加正式。4.can可表示能力、推测、允许、请求等，本单元主要讲解can表示能力的用法。can表示能力时，意为“能；会”。“can+动词原形”表示“（某人）能/会做某事”;其否定形式为“can’t/cannot+动词原形”，表示“（某人）不能/不会做某事”。Icanplaybasketball,andmybrothercanplayfootball.我会打篮球，我哥哥会踢足球。Shecanplaythepiano,butshecan’t/cannotdance.她会弹钢琴，但不会跳舞。Thetwinscandraw,buttheycan’tswim.那对双胞胎会画画，但是他们不会游泳。Ⅰ.单项选择1.Ihavetravelledalot.I____speakfourlanguages.A.canB.mayC.mustD.need2.Bobcan____anddancewell.A.singsB.tosingC.singingD.sing3.一____youplaytheviolin?—Sorry,Ican't.A.DoB.AreC.CanD.Is4.AccordingtothenewestrulesinChina,students____bringtheirmobilephonestoschool.A.couldn'tB.wouldn'tC.needn'tD.can't5.Canyoushowmethosepictures?—Sorry,____。A.IcanB.Ican'tC.hereyouareD.OKⅡ.句型转换1.Theboyscanplaychessintheafternoon.(改为否定句)Theboys________playchessintheafternoon.2.Lucycanplaytheguitar.(改为一般疑问句)____Lucytheguitar?3.Canyoursisterswim?(作否定回答)No,________。4.Myfriendscanplaytennis.(改为一般疑问句)________________friends________tennis?5.—CanDave’sparentsplaygameswithus?(补全肯定答语)—Yes,________________.6.—CanMr.Greencallmeintheevening?(补全否定答语)—No,________________.7.Susan’sbrothercanplaycomputergames.(对划线部分提问)________________Susan’sbrother________?8.Mikewantstojointhesoccerclub.(对划线部分提问)________________________Mike________tojoin? |
