• 2022-05-30
    The features of green materials are(the 2nd question out of 3) : 2. they bring ___________________ to the natural environment, during its production and after-use.
  • little pollution

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      Which of the following are the meanings of “phase out”? A: To discontinue the practice, production, or use of by phases B: To stop production or operation by phases C: To continue the practice, production, or use of by phases D: To increase production or operation by phases

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      2. ____________is not allowed to use during take-off.

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      Example 4 Question 1: ________. Question 2: ________. Question 3: ________.

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      The main cause of pollution is ______. A: the release of artificial or natural substances into the environment B: the production of new industrial goods C: increased amounts of a natural substance D: our ever-increasing population

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      The main cause of pollution is () A: the production of new industrial goods B: increased amounts of natural substance C: our ever-increasing population D: the release of artificial of natural substances into the environment