It's very important for us to keep h___1_____in our everyday life. Here is some a____2____for you. First, you should have healthy diet. Different food helps us in different w_____3____. You should eat more fruit and vegetables instead o____4____hamburgers, Beijing roast duck and so on. If you choose the right food, you can have healthy eating habits. Second, doing exercise is good f___5_____your health. For example, climbing mountains, riding bikes or swimming. Third, you should s_____6____at least eight hours a day and you shouldn't work or study too hard. Finally, remember that s ____7____is bad for your health, so don't smoke, you will become m____8__healthier.

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