must be done和 must have done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 18:16:02
must be done和 must have done区别
must be done 意思是必须要做什么事
must have done 这是虚拟语气 必定做了…(表示对过去的推测
must have done 这是虚拟语气 必定做了…(表示对过去的推测
must be done和 must have done区别
must be must have done 区别
must have been done/must be done
must have done和have done有什么区别
must have done和must be在处于被动语态时的区别
must have done 和must have do
something must to be done和something must be done区别
must have been done must have done
something must be done
关于 must have done.
MUST have been done
must have done