shouldn't的肯定形式
shouldn't的肯定形式
shouldn’t的完全形式是什么?急用
We shouldn't make a mess (肯定句)
shouldn't 后加什么 后面的动词要加三单形式吗?
用No smoking = It means sb.shouldn't.的形式写.
shan't和shouldn't 的区别
should 和 shouldn't 分别+什么 should是用在肯定句中吗 shouldn't 使用在否定句中吗
shouldn "t后加原型还是ing形式
用所给动词的适当形式填空 you shouldn't _____ (play) football in the stre
shouldn’t have done的几个意思
shouldn't +动词原形的造句
关于shouldn"t have done的用法