can的用法

“能”说”会”道的drawdancespeakEnglishplaychesssingswimAbilitiesplaytheguitar•IcanspeakEnglish.speakEnglishswim•Wecanswim.•Youcanplaychess.playchessplaytheguitarYoucanplaytheguitar.drawShecandraw.singHecansing.danceTheycandance.•IspeakEnglish.•Weswim.•Youplaychess.•Youplaytheguitar.•Shedraw.•Hesing.•Theydance.cancancancancancancancan不随主语人称和数的变化而变化can后跟动词原形drawdancespeakEnglishplaychesssingswimAbilitiesplaytheguitar•IcanspeakEnglish.•Wecanswim.•Youcanplaychess.•Youcanplaytheguitar.•Shecandraw.•Hecansing.•Theycandance.notnotnotnotnotnotnotcannot=can’t变否定句直接在can后加“not”drawdancespeakEnglishplaychesssingswimAbilitiesplaytheguitarCanyouspeakEnglish?Yes,Ican./No,Ican’t.Canyouplaytheguitar?Yes,wecan./No,wecan’t.Cantheydance?Yes,theycan./No,theycan’t.Canhesing?Yes,hecan./No,hecan’t.Canshedraw?Yes,shecan./No,shecan’t.变一般疑问句直接把can提前,肯定yes,否定no。1.Theycanplaybasketballafterclass.(改为一般疑问句,并作肯定和否定回答.)_______they_____basketballafterclass?______,they______.______,they______.2.LiuLincansinginEnglish.(改为否定句)LiuLin___________inEnglish.CanplayYescanNocan’tcan’tsing趁热打铁can’t=cannot情态动词can后面总是接动词原形,没有人称和数的变化.意思是”能,会”.用法口诀：情动can表能力,和行为动词不分离.不管主语如何变,can的模样永不变.只要出现情动can,动词原形后面站.一般疑问can提前,否定can后not添.