2016专四作文范文：论睡眠
2016专四作文范文：论睡眠
2016专四改革已尘埃落定，专四作文取消了原有的小作文（便条），大作文以材料作文为主题，约200词。新东方在线英语专四频道整理了2016专四作文范文供专四考生们参考引用。
When it comes to sleep, people’s opinions vary. Some people think that we should sleep as much as possible to keep our mind conscious. Some people think that we shouldn’t sleep too much because long time sleep makes people sleepy. In my opinion, appropriate sleep can not only refresh our mind but also keep us energetic.
当谈到睡眠的时候，人们意见不一。一些人认为为了让我们的大脑更清醒，我们应该多睡觉。一些人认为睡太久会让人们睡不醒。就我看来，我认为适当的睡眠不仅能让我们的大脑更清醒，而且也能让我们更有活力。
First of all, enough sleep makes us energetic. After a day’s working, people feel tired. Therefore, a good and enough sleep can help people recover from the exhausting status.
第一，充足的睡眠让我们更有活力。经过一天的工作，人们感觉很累。因此，充足的睡眠能够让人们从疲惫的状态中恢复过来。
Secondly, sleep enough can avoid illness. It is investigated that more than 90% people who suffers from insomnia are tending to fall ill easily compared with those who have enough sleep.
第二，充足的睡眠能让我们避免得病。据调查，90%的失眠患者比那些有着充足睡眠的人更容易生病。
Thirdly, enough sleep benefits our mind. According to researcher from American and French, the “Sharp Wave Ripple” in brain which is responsible for strengthen memory can only appear when people fall into deep sleep. If we have enough sleep, then our memory will be improved so that we can learn things more efficiently.
第三，充足的睡眠让我们的大脑更有益。美国和法国的研究者支出，大脑中的“尖波涟漪”专门负责记忆，这种涟漪只会在深度睡眠的状态下出现。如果睡眠充足，那么记忆会得到改善，因此我们能够更有效的学习。
All in all, enough sleep makes us energetic, benefit our mind and also help us to avoid from being ill. Hence, people should get enough sleep.
总之，充足的睡眠能让我们更有活力，有益于我们的大脑，能够避免生病。因此，人们应该充足的睡眠。
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