A:Where’sRose?   B:I’mnotsure.She

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问题详情:

 A:Where’sRose?   B:I’mnotsure.She

 A: Where’s Rose?

    B: I’m not sure. She _____ in the library.

    A. is           B. might be          C. must be

【回答】

B

知识点:情态动词

题型:选择题

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