What is the final result if trees are cut down ruthlessly? A．The roots of trees will break up the soil and bind the soil together. B．The rainwater falls on the ground will wash away the soil. C．The rainwater will lead to floods and carry away the rich top-soil. D．The whole farmland will become a large area of poor, sand-covered land.
A.The B. B．The C. C．The D. D．The E.
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D 解析：本题是一道具体细节题。问如果人们无情地砍伐树木，最终的结果将会如何。根据文章第五段内容，作者讲述了无情......