在日常的学习、工作、生活中，肯定对各类范文都很熟悉吧。大家想知道怎么样才能写一篇比较优质的范文吗？接下来小编就给大家介绍一下优秀的范文该怎么写，我们一起来看一看吧。
如何合理使用大脑 我们在用大脑研究大脑篇一
human brain is the most comple and intelligent mechanism in the world. it is the major factor that distinguishes man from animals. with our brain we get to know the world and make a good use of the world to our benefit.
our brain is a product of constant use through millions of years. other things can be used up, but used properly, our brain can never be ehausted. in fact, the more we use it, the more capable and efficient it will become. ecessive use of the brain, however, will causea lot of problems. so it is useful to know how to use our brain wisely.
first, handwork or physical labor is good eercise as well as rest for our brain. doing handwork and brain work alternatively can help develop both our brain and hands. secondly, we should avoid doing brainwork for long hours on end. the brain, though 3% of the body weight, when at work, consumes 20% of the oygen carried by 16% of the blood in circulation. a long period of brainwork may cause, through lack of bodily activity, slow blood circulation and inadequate oygen supply to the brain, resulting in inefficiency and possible damage to the brain.
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