Natural foods, for example, are vegetables, fruit and grain which have been grow

游客2024-01-20  19

问题 Natural foods, for example, are vegetables, fruit and grain which have been grown in soil that is rich in organic(有机的) matter. (Passage 3)

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答案 比如说,天然食品,就是长在富含有机物的土壤里的蔬菜、水果和小麦。

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