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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1555

“I know she was in because I heard her radio, but she didn’t open the door.” “She___the bell.”

A.may not be hearing B.may not have heard
C.must not have heard D.must not be hearing
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IknowshewasinbecauseIheardherr