He must have admired what you did yesterday, ? A. hasn't he B. didn't he C. must
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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
试题答案
B
解析:
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。