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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 867

People are advised not to smoke at home, since passive smoking is ________ to people around them. Which is Not proper for the blank?

A.dangerous B.protective C.hazardous D.Risky
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Peopleareadvisednottosmokeatho