• 2022-06-03
    It is clear from the passage that the cotton industry __
    A: is not taking any action
    B: is imposing safety standards
    C: is looking for sources of dust
    D: does not believe that the dust constitutes a hazard
  • A

    内容

    • 0

      She is ______ the dressing table. A: dusted B: dust C: dusting D: to dust

    • 1

      The ingredient of atmosphere does NOT include ______. A: carbon dioxide B: dust particles C: water vapor D: sunlight

    • 2

      dust [dʌst]

    • 3

      Continuous Miner dust control Methods include: dilute, suppress, redirect, or capture dust A: 正确 B: 错误

    • 4

      Dust bowl means______.