语法1动词的变换形式

1， 动词原形。情态动词can后接动词原形. He can ___(swim). 2，动词三单。当主语是第三人称单数时，用动词三单。 He ___(swim) well. 3，动词ing。like doing sth喜欢做某事=like to do sth He likes ___(swim). She likes ___(dance) go swimming 去游泳 4, 动词不定式。want to do sth 想要去做某事 Tom wants ___(play) the guitar after class. 5，动词变名词。 sing—singer歌手 swim—swimmer游泳运动员 dance—dancer舞者，run—runner 奔跑者 Liu Huan is a __(sing). He ___(sing) well