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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1405

— You were brave enough to raise objections at the meeting. 
— Well, now I regret ________ that.

A.to do  B.to be doing  C.do  D.having done
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—Youwerebraveenoughtoraiseobje