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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 263

Better wear special clothing, a helmet and a life jacket, just ______ your raft gets upside down or even sinks.

A.in case B.so that C.as though D.in order that
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Betterwearspecialclothing,ahel