• 2022-06-07
    security check
  • 安全检查;安检

    内容

    • 0

      中国大学MOOC: Which is the correct order of security check?

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      中国大学MOOC: What does security check mean?

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      Everyone ______ go through the security check when entering the World Expo Park.

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      security check(副本) 请根据视频讲解内容进行连线

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      accept the security check ____________ A: optimist B: yearn C: o D: consciously