全国连环画征稿大赛:We mustn't sleep ____ class.
来源:百度文库 编辑:高校问答 时间:2024/06/02 05:01:35
填介词
in
We mustn't sleep in class.
We mustn\'t sleep in class.
in class表示在课堂上.
in
We mustn't sleep in class.
We mustn\'t sleep in class.
in class表示在课堂上.