• 2022-06-06
    Without the greenhouse gases, the earth would
    A: become warmer.
    B: be much colder.
    C: move more slowly.
    D: move quickly.
  • B

    内容

    • 0

      Answer the following questions according to the passage.Why should we reduce the amount of greenhouse gases that we put into the air?Because the greenhouse gases and make the earth warmer.

    • 1

      Scientists tell us that the earth is getting ( )<br/>because of the greenhouse effect. A: warmer B: warmly C: warmth D: colder

    • 2

      Her enthusiasm for early-morning exercised _______ as it become colder and colder.

    • 3

      Approximately, how much warmer has the Earth become over the past 200 years?

    • 4

      Without greenhouse gases, the heat radiated from the Earth's surface<br/>would____. A: remain where it is B: warm up the Earth C: escape to space