【科学60秒】睡觉不怕吵脑波帮大忙_英语听力练习mp3下载-科学-沪江听力酷

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【科学60秒】睡觉不怕吵脑波帮大忙

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Ahhh, sleep. There's nothing better than a nice, long, uninterrupted [LOUD NOISE]. Awwgh. I can't sleep when there's [NOISE]. But d'ya ever notice: noise [NOISE] doesn't wake everyone. Now scientists have a better idea why. Because ____1____, findings published in the journal Current Biology.
To study the brain waves of a good night's sleep, scientists invited volunteers to ____2____ in the lab. While the subjects ____3____, the researchers monitored their brain activity. They then subjected the sleepers to [NOISE] or [NOISE]. And they found that those who were able to slumber ____4____ all the [NOISE] showed more short bursts of faster brain waves. This activity, the scientists say, is the brain's way of ____5____ the [NOISE] and the [NOISE] while you're trying to rest.
The scientists don't yet ____6____ boost those sleep-saving brain waves. So until then, shut the door [DOOR SHUTTING], make sure the late show's on a timer [TV SOUND], and try to have sweet dreams.