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？
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？
答
C
答
选B
must have done的反义疑问句根据事实来进行提问 题目中有recently则表示“最近” 所以用现在完成时 又因为前半句是肯定的 所以后半句用否定形式
答
D
been
答
D
she wasn't
答
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?
答
D