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  • 科目:英语
  • 题型:单选题
  • 难度:容易
  • 人气:1763

——I must apologize for _______ ahead of time.——That's all right.

A.letting you not know B.not letting you know.
C.letting you know not D.letting not you know
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——Imustapologizeforaheadoftime