couldn't don't have to needn't的区别
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:英语作业 时间:2024/05/29 19:08:36
couldn't don't have to needn't的区别
couldn't是虚拟语气
don't一般式否定用
have to是不得不,是被动去做什么
needn't是不需要
don't一般式否定用
have to是不得不,是被动去做什么
needn't是不需要
couldn't don't have to needn't的区别
能否解释一下musn't,needn't ,don't have to,can't ,couldn't的区别?
needn't needn't have done 和don't need to 的区别
英语语法don't have to 与 don't need to的区别和用法don't need to和 needn'
don't need,needn't 的区别
"don't need to" 与 "don't have to"、"needn't" 的意义相同吗
请教needn't have ,don't have to是什么意思?
Needn't have done 和needn't do的区别!
needn't和don't need to有什么区别?haven't和 don't have 有
请问英语中couldn't wouldn't needn't mustn't的区别与用法?
have to,must,do not need,needn't的区别
can,can't,must,mustn't,needn't,be allowed to,have to,don't h