书面表达。
请根据下列所给的信息提示, 以 “ How to keep healthy” 为题写一篇70个词左右的短文。
提示:1. No sports, no life. 生命在于运动。
2. An apple a day keeps the doctor away. 一天一个苹果,医生远离我。
3. famous proverb 名言
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