Since human beings depend to some degree on forests, every effort must be made to preserve trees.

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问题 Since human beings depend to some degree on forests, every effort must be made to preserve trees.

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答案因为人类在某种程度上依赖于森林,所以应竭尽全力保护树木。

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本试题收录于: 英语题库普高专升本分类
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