在学校我们会看到-些学生因没有良好的生活习惯而导致身体出现各种状况。请根据下列3个学生出现的健康状况, 就如何养成良好的生活习惯提出你的建议。
　　Mary always goes to bed late, so she often gets up late, she goes to school in a hurry without having breakfast. Last Monday morning she felt dizzy in class. Her teacher took her to see a doctor. The doctor told her to go to bed early and remember to have meals properly.
　　Lucy is thin. On a cold day last week, she was in a very short skirt. She didn’t look well and kept coughing all the time. The doctor said she had caught a cold and told her to wear warmer clothes on cold days.
　　John played computer games all night. He had a headache and had a pain in the neck this morning. The doctor advised him to stay in bed and have a good rest, and remember not to play computer games for a long time.
注意：1.文中不得出现考生个人信息；2.词数：80.—120(题目已给出, 不计入总词数)。
　　　　　　　　　　How to Develop Healthy Living Habits
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