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：2024/05/10 06:39:36
填介词

in

We mustn't sleep in class．

We mustn\'t sleep in class.
in class表示在课堂上.

We mustn't sleep ____ class. We mustn't teel lies,______?(反意疑问) That is w___ we mustn't waste time. 关于mustn't I mustn't be+人名对不对 can't be和mustn'be的区别 can't be和mustn'be的区别 can't be和mustn'be的区别 You mustn't lend it to others. She mustn't see the film,must she?