some boys are playing the football on the playground.修改病句Do your sister waiting for me?I have two pens.one is black,other is red.some students are looking the building at the moment.3Q
问题描述：
some boys are playing the football on the playground.修改病句
Do your sister waiting for me?
I have two pens.one is black,other is red.
some students are looking the building at the moment.
3Q
答