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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 699

All possible means _______. However, nothing can _______ him dying of lung cancer.

A.has tried; stop
B.have tried; keep
C.has been tried; prevent
D.have been tried; stop
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Allpossiblemeans.However,nothi