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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 2038

Only when I made it to the train station _______ that I had left my ticket at home.

A.have I realized B.did I realize C.had I realized D.would I realize
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OnlywhenImadeittothetrainstati