情态动词can的结构shecansing.Hecanplaybasketball.Theycanrideabike.你发现了什么?情态动词can的肯定句的构成:主语+can+v.(原形)Hecan’twalk.Hecan’tdance.我发现了!情态动词can的否定句的构成:主语+can’t+v.(原形)Canhecook?Yes,hecan.No,hecan’t.Canshedraw?Yes,shecan.No,shecan’t.我发现了!情态动词can一般疑问句的构成:Can+主语+v.(原形)—Yes,主语+can.—No,主语+can’t.情态动词can肯定句的构成:主语+can+v.(原形)情态动词can否定句的构成:主语+can’t+v.(原形)情态动词can一般疑问句的构成:Can+主语+v.?-Yes,主语+can.-No,主语+can’t.情态动词can、can、can.动词原形跟后面,变疑问can提前,变否定not加后面。主语人称单复数,情态动词不能变。Rhyme一、填空1、贝蒂会说英语,但她不会说汉语。Betty________English,____she____speakChinese.2、你会骑车吗?——会。____you____________?Yes,____can.3、那个女孩不会打网球。Thegirl________tennis.二、用适当形式填空。4、Tony_____(can)swim.5、Theycan____(play)thepiano.Exercise