― Where is Mr. Smith? Have you seen him?― He be in his office.― He be in his office, for I left there just now.A. may, can’t B. can, may not C. man, mustn’t D. can, don’t have to 【查看更多】

 

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-- Where is Mr. Smith? Have you seen him?

-- He _____ be in his office.

-- He _____ be in his office, for I left there just now.

A. may; can’t　 B. can; may not　 C. may; mustn’t　 D. can; don’t have to

　　

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