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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1579

When Peter __________ the car door, he found the key left in his car. So he had to call for help.

A.opened B.was opening C.was to open D.had opened
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WhenPeterthecardoor,hefoundthe