—I couldn’t get through to you at home last night. You must have gone out then, ? — Yes,

发布时间:2020-08-16 21:36:12

—I couldn’t get through to you at home last night. You must have gone out then,     ? 
— Yes, I went to the cinema.
A. mustn’t you
B. haven’t you
C. can’t you
D. didn’t you

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A. mustn’t you
B. haven’t you
C. can’t you
(答案→)D. didn’t you
解析:考查反义疑问句。情态动词+have done时,如果后面没有过去时的时间状语,就对现在完成时反问,如果有了过去时的时间状语就对过去时反问。本题的then是过去时的时间状语,所以对过去时反问。D正确。
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