have been used 与 have usedThe salt ___(use)up already.I have to go and buy some为什么要填 have been used 而不能是 have used?
问题描述:
have been used 与 have used
The salt ___(use)up already.I have to go and buy some
为什么要填 have been used 而不能是 have used?
答
表示被动啊 盐是被用的 所以要用被动语态
答
首先是要用完成时,因此是have done的形式
其次这个是说盐被用光了 要用被动语态的,因此是have been used
答
被动语态,盐是被用完的
答
已经被用完了,所以用现在完成时的被动啊