找错误并改正:The students are play basketball in the playground.
问题描述:
找错误并改正:The students are play basketball in the playground.
答
The students are playing basketball in the playground
be doing sth正在做某事
答
play改为playing. be playing 现在进行时
答
play-playing
be doing表示正在进行
答
playing.
答
play-playing