Physical exercise is a necessary part of college life.However, still some college students do not like to attend sports activities, they think those activities waste their time and influence their study.Indeed, it is very unwise for college students to keep distance from physical exercise because physical exercise is not harmful but good to them.

　　体育锻炼是大学生活必不可少的一部分。但是，仍有一些大学生不喜欢参加体育活动，他们认为这些活动浪费他们的时间和影响他们的学习。事实上，大学生和体育保持距离，这是非常不明智的，因为从体育锻炼不会对人体有害，反而对他们有利。