What does the passage mainly talk about?

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问题 What does the passage mainly talk about?

选项 A、The three benefits brought by trees.
B、Trees and soil conservation.
C、The various uses of trees.
D、The attitude of the government towards trees.

答案B

解析主旨题。文章开篇介绍了树木的3种好处，然后就其中第3个好处展开描述，即保护土壤方面的作用。故选B项。

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专业英语四级

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What does the passage mainly talk about?

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