Nature’s ways of maintaining the balance are simple and easily understood. Water pollution can’t affect nature’s balance in oce

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问题 Nature’s ways of maintaining the balance are simple and easily understood.
Water pollution can’t affect nature’s balance in oceans, lakes and rivers.

选项 A、Y
B、N
C、NG

答案B

解析 第五段第二句“Water pollution affects nature’s balance in oceans,lakes and rivers”说明水污染会在海洋,湖泊和河流方面影响生态平衡。
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