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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 容易
  • 浏览 1728

Mr Li has some trouble sleeping, so dinking a glass of milk before going to bed every night is his common_____.

A.practice B.knowledge C.experience D.duty
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MrLihassometroublesleeping,sod