Do you exercise every day? Some of you___1___, but many of you ___2___.

  Some students say they don’t have any time to exercise. “We must work hard. We have a lot of homework to do. We will have an exam tomorrow.” They can make many excuses(借口).

   Of course , hard work is good.but you cannot spend all your time on study. Please remember everyone needs rest and exercise. Exercise can make people healthy. Some students often catch a cold. Why? Because they don’t exercise. They are not healthy.

   We don’t have to exercise for a long time every day. Half an hour is enough. You can run or walk. You can go swimming ,too. They are very easy for you , right?

   You can exercise with your parents or friends. Exercise can be fun. And they can help you keep healthy. So why not exercise every day?

  1. 用两个词替代1,2处划线内容________、_________.

2. 写出划线句子的中文意思.___________________________________.

  3.找到文中同义句.They have no time to exercise.

_________________________________________

  4. How long does the writer want us to exercise every day?_____________________

  5. 找出本文的主题句。________________________________________________