题目内容
—Is Jessica giving us a speech this evening?
—No, it _________ be her.She _________ to Japan.
A. mustn’t;has gone B. mustn’t; has been
C. can’t; has gone D. can’t; has been
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题目内容
—Is Jessica giving us a speech this evening?
—No, it _________ be her.She _________ to Japan.
A. mustn’t;has gone B. mustn’t; has been
C. can’t; has gone D. can’t; has been