健康对我们来说非常重要, 我们可以用很多方法来保持身体健康。请根据下面提示, 以“Good Ways to Keep Healthy”为题, 写一篇80词左右的短文, 倡议“健康生活”, 从三个方面
　　说明如何保持健康。短文首句己给出, 不计入总词数, 可适当发挥。
1).food (a balanced diet, vegetables, fruit, less meat...)
2).exercise (do more exercise, take a walk, play ball games...)
3).happiness ( keep happy, make friends, smile...)
　　　　　　　　　　Good Ways to Keep Healthy
　　It is very important ...
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