作业帮The dog can,t( )on the see-saw.A.play B.is playing C.playing
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/02 07:48:11
The dog can,t( )on the see-saw.A.play B.is playing C.playing
The dog can,t( )on the see-saw.A.play B.is playing C.playing
The dog can,t( )on the see-saw.A.play B.is playing C.playing
A
情态动词can后面加动词原形