With the development of computer technology, the Internet has become more and more popular. Some students regard it as a great helper. Since there is a lot of information online, you can surf the Internet for any information you need in a short time without working hard in the library. It is also very convenient to communicate with others by using the Internet. However, other students think that there is some information online that is not good for the students. In addition, spending too much time playing games online will not only have a bad effect on study but also do harm to our health. Baidu Nhomakorabea Therefore, we should make proper use of the Internet. It is of great importance for us to separate good plants from wild weeds.