- What do you think the noise was? - It a cat. [ ]A. may be B. might be C. can h
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![- What do you think the noise was? - It a cat. [ ]A. may be B. might be C. can h](/pic/43_616815.jpg)
— What do you think the noise was?
— It ___________ a cat. [ ]A. may be
B. might be
C. can have been
D. might have been
试题答案
D