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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 容易
  • 浏览 1162

He is seriously ill. His doctor said he is ___ of death.

A.at the edge B.on the edge C.at edge D.on edge
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Heisseriouslyill.Hisdoctorsaid