One of the things infants learn early in life is that their actions affect others' responses—they sense that they're active agents in their environment, so the world isn't just a sound and light show.

婴儿早期就学会的一件事是他们的行为影响其他人的反应——他们意识到他们对身处的环境有主动影响力，因此世界不只是场声色表演。

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Active verbs put the actor first and sound livelier than passive verbs, which can sound static or abstract.

主动动词把动作实行者放在首位，这样的句子听起来更加生动，而被动语态却显得静止和抽象。

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We know which brain regions handle sound waves that come in through your ears. Are the same areas active when you simply imagine the sound?

我们知道大脑某个区域会处理耳朵接收到的声波，那在想象声音的时候也是这块区域在起作用吗？

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Professor Rauschecker says large parts of the visual cortex became active during the sound and touch tests, but only in the blind people.

VOA: special.2010.10.13

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