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  • 科目:英语
  • 题型:单选题
  • 难度:中等
  • 人气:360

I wrote a letter to John for his help during my high school years,without which I ________  the college entrance exam.

A.would fail B.would have failed
C.should fail D.must have failed
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IwrotealettertoJohnforhishelpd