4. Exercise
锻炼
Time spent exercising always leads to greater learning because it improves productivity during the time afterwards. Using your body clears your head and ｃｒｅａｔｅｓ a wave of energy. Afterwards, you feel invigorated and can concentrate more easily。
锻炼可以促进你的学习，因为锻炼可以提高工作效率。用你的身体来使你的头脑更加清醒，为你创造更多活力。在运动后，你会觉得精力充沛，而且更容易集中精神。
5. Read Challenging Books
阅读有挑战性的书籍
If you want to improve your thinking and writing ability you should read books that make you focus. Reading a classic novel can change your view of the world and will make you think in more precise, elegant English. Don’t be afraid to look up a word if you don’t know it, and don’t be afraid of dense passages. Take your time, re-read when necessary, and you’ll soon grow accustomed to the author’s style。
如果你想提高思[微博]维和写作能力，那就要阅读那些能让你集中注意力的书籍。经典名著不仅可以改变你的世界观，还能让你感受精准优美的语言魅力。不要担心在阅读中会遇到生词，也不要担心那些诘曲聱牙的篇章。慢慢来，多读几遍，不久你就会适应作者的写作风格了。
Conclusion
结语
None of these techniques which have been proposed are revolutionary. But simple, unexciting answers are often the most valid. The challenge is having the will to adhere to them. If you succeed in following these 5 tips, you’ll be rewarded with increased mental acuity and retention of knowledge。
以上所说的建议没有哪一条是具有革命性的大改变，这些都是简单平常的答案而已。不过正是这些建议才是最有效的，关键在于你能不能坚持去做。如果你按照上面的五个建议去做，你不仅会变得更聪明，而且可以获得更多的知识。
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