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[每日说英文] 留美老师带你每日说英文 第591期:供求关系
But if you measure intelligence or thought as the ability to solve problems, interact with an environment, and even work in groups, then plants are incredibly smart.2016-11-07 编辑：max
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[每日说英文] 留美老师带你每日说英文 第1195期:供求关系
That means when the price goes down, the quantity demanded increases.2019-06-05 编辑：max
