must have done 表示猜测那 must do 表示什么

来源：学生作业帮编辑：搜搜考试网作业帮分类：英语作业时间：2024/04/20 09:37:24

给你例句：
You must have read the book.你一定读过这本书
You must read the book.你一定要读这本书
You must have shown up in today's meeting. 今天的会议你一定出席了.
You must show up in today's meeting. 今天的会议你一定要出席.
must do的意思是必须做某事
must have done是对过去已有的事实做肯定的猜测

must have done 表示猜测那 must do 表示什么 must have done 和 must do 有什么区别!哪一个是表示对过去的猜测呢? must have been doing与must have been done都表示推测,有什么区别呀? must have done 和must have do could only have done表示对过去的推测,只可能...,是否等于must have done? can ,may ,must ,have to ,shall ,will ,need的英语语法?表示本意和猜测. must have been done must have done must have been done/must be done must have done,must do,can't have done,can't do的区别关于 must have done. MUST have been done must have done

must have done 表示猜测 那 must do 表示什么

must have done 表示猜测那 must do 表示什么