题目内容

--- What made you so upset?
--- ______ the exam.


  1. A.
    Failing to pass
  2. B.
    To fail passing
  3. C.
    Failing passing
  4. D.
    To fail to pass
A
本题考查动词的-ing形式作主语,完整形式为Failing to pass the exam made me so upset.。fail to do表示“未能做到”。
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