As we all know, computer is one of the greatest invention all over the world. It is getting more and more convenient for students to use computers nowadays. We can find that thenumber of students who use computer has increased. Computers are becoming more and more popularity. There are several reasons for this. First, computers help us on many ways of life, the fast development of the Internet enlarges our demands for using computers. We can easily contact and friends in remote places through the Internet. The prices of computers is getting lower and lower, this leads more students to be can to afford them. However, there still are some problems, such as, some computershave poor quality, some are out ^ date at designing and so on. And how to balance the time among using computers and studying is also a serious problem. Some students don't take it serious. We will get a lot from computers as long as we use them properly.