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  • 科目:英语
  • 题型:单选题
  • 难度:较易
  • 人气:1548

——Hi, Mike.Any idea where Mary is?
——She ____ in the classroom.I saw her there just now.

A.shall be B.should have been C.must be D.might have been
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——Hi,Mike.AnyideawhereMaryis?—