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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 321

He looked around nervously to ________ that there was nobody following him.

A.defend
B.confirm
C.doubt
D.insist
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Helookedaroundnervouslytothatt