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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1445

He was unable to make such progress, ____.

A.hard as he tried B.as hard he tried
C.hard he has tried D.tried hard as he
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Hewasunabletomakesuchprogress,