问题补充：
3月21日是“世界睡眠日”。请你针对周围同学睡眠不足的情况写一篇120词左右的英语短文给某英语报刊投稿，阐述睡眠不足的危害，并提出合理建议。要点如下：
1、对学习的影响；
2、对健康的危害；
3、如何改善睡眠。Recently I have found many of my classmates feel sleepy and tired during class. It’s obvious that they stay up too late studying or doing something else at night. Lack of sleep does great harm to us students. For one thing, we can’t concentrate in class if we don’t get enough sleep. As a result, our studies will be affected. For another, it may lead to problems like obesity and heart trouble. Moreover, we may get angry and impatient easily due to lack of sleep. Therefore, getting enough sleep is extremely important. To do so, we need to form a good sleeping habit. Go to bed early and get up early. Then our lives will greatly improve.
答案：
(答案→)Recently I have found many of my classmates feel sleepy and tired during class. It’s obvious that they stay up too late studying or doing something else at night. Lack of sleep does great harm to us students. For one thing, we can’t concentrate in class if we don’t get enough sleep. As a result, our studies will be affected. For another, it may lead to problems like obesity and heart trouble. Moreover, we may get angry and impatient easily due to lack of sleep. Therefore, getting enough sleep is extremely important. To do so, we need to form a good sleeping habit. Go to bed early and get up early. Then our lives will greatly improve.
解析：本文是一篇半开放性的作文。所述话题是中学生比较熟悉的，但所给要点比较散，尤其是在合理的建议方面需要考生做适当的发挥。在写作时，请注意使用高级词汇和合理的连接词，让文章更有层次。
3月21日是“世界睡眠日”。请你针对周围同学睡眠不足的情况写一篇120词左右的英语短文给某英语报刊投稿 阐述睡眠不足的危害 并提出合理建议。要点如下：1 对学习的影响；2 对健康的
