问题
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A.The change of lifestyle.B.The change of the nature of occupations.C.The increase of
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It is important to ______our awareness about environment protection.A. improveB. makeC.
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The nature of work is changing. Recent technological advances, a shift from manufacturin
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There is a belief that man is trivial______nature and can never change global climates.A.r
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A Threat to Our Environment (1)目前我国所面临的又一严重的环境问题是…… (2)造成这
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Change—or the ability to adapt oneself to a changing environment—is essential to evolution
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