• 2022-05-29 问题

    The ozone layer is located in:( ) A: thermosphere B: mesosphere C: stratosphere D: troposphere

    The ozone layer is located in:( ) A: thermosphere B: mesosphere C: stratosphere D: troposphere

  • 2022-06-08 问题

    The main weather phenomena appear in . A: stratosphere B: troposphere C: mesosphere D: thermosphere

    The main weather phenomena appear in . A: stratosphere B: troposphere C: mesosphere D: thermosphere

  • 2022-05-29 问题

    The ozone layer is located in which layer of the atmosphere? A: trophsphere B: stratosphere C: mesosphere D: thermosphere E: exosphere

    The ozone layer is located in which layer of the atmosphere? A: trophsphere B: stratosphere C: mesosphere D: thermosphere E: exosphere

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