问题描述： You mustn't make so much noise in class 改为祈使句 1个回答 分类：英语 2014-10-25 问题解答： 我来补答 Don't make so much noise in class.一般改祈使句都是把主语、情态动词去掉,换成do(有时省略）或don't.Believe in me! 展开全文阅读
