must have been done中,must have been是不是done的被动语态?

2025-02-26 05:24:10
推荐回答(2个)
回答1:

应该说,have been done 是动词be 的被动语态的完成式。
be done 被动
have been done 被动的完成式(时)

回答2:

应该说;这整句是被动语态