She must have been very exhausted recently,_____she A didn't B,hasn't c mustn't D wasn't

问题描述:

She must have been very exhausted recently,_____she A didn't B,hasn't c mustn't D wasn't
说明为什么他不是有recently时间状语吗?

D
原句相当于:She was exhausted,wasn't she?
她这段日子累坏了,不是吗?
带must be,must have been等表述的反义疑问句,反义部分常用:be + 人称
eg:
You must be tired,aren't you?