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   These years, with the development of society(社会), more and more teenagers have suffered from stress. Some of the problems can make them feel very w ____  and unhappy all day. Who can help them? A teacher from a college tried his best to help them. He thought of a lot of w____  to help them. On Monday and Thursday, you can c____  his hotline. Here are some ideas how to keep the young men healthier in every way.
   F____ , it is very important to keep healthy. To get e ____  sleep every day is also necessary. Try to have a healthy d____ every day. Secondly, maybe you are not the top student. It doesn’t m ____ . The most important thing is to work hard. If you try your best, your teachers and parents will understand you. If you have some problems, you should be a____   to talk with your teachers and parents. They can help you. Remember to s____  your happiness and s____   with your good friends. Sometimes you can go out for a walk.
In a word, you can try to make you happy by yourselves. I’m sure you can be happy every day.

某物体做匀速直线运动，由速度公式可知，物体的（）

下图是北半球亚热带某地降水量逐月累计曲线图.读图,回答下列各题。
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