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-Mom’s gift? She have chosen a better one for me. -She must be very happy to kno

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-Mom’s gift? She have chosen a better one for me. -She must be very happy to kno

-Mom’s gift? She _______ have chosen abetter one for me.

-She must be very happy to know it.

A.should     B.might       C.couldn’t    D.mustn’t

 

试题答案

【答案】

C

【解析】略