问题
选择题
He must have admired what you did yesterday, ___?
A．hasn't he
B．didn't he
C．must he
D．haven't he
答案
答案：B
对过去情况推测，有明显的时间状语yesterday，所以用didn't he来反问。
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He must have admired what you did yesterday, ___?
A．hasn't he
B．didn't he
C．must he
D．haven't he
答案：B
对过去情况推测，有明显的时间状语yesterday，所以用didn't he来反问。