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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 953

My father and my mother have been married for 30 years, and never once ______ with each other.

A.they have quarrelled B.did they quarrel
C.had they quarrelled D.have they quarrelled
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Myfatherandmymotherhavebeenmar