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He has to finish the experiment today. He must be in the lab, ? A.mustn’t he B.w

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He has to finish the experiment today. He must be in the lab, ? A.mustn’t he B.w

He has to finish the experiment today. Hemust be in the lab, ______?

A.mustn’t he

B.won’t he

C.doesn’t he

D.isn’t he

 

试题答案

【答案】

D

【解析】

试题