有关于中学生上网的利与弊的英语作文：
利：在于可以让学生们更好的了解网络，可以帮助学生学习，解答疑难的问题，可以更好的跟上社会的进步。
弊：如果自制力太差的学生可能会深陷于网络之中不能自拔，或沉迷于游戏当中而误了学业；同时网络上的一些不健康的东西有可能会影响到学生心理的健康成长。
例文1：
With the development of society, almost every family has a computer and surf the Internet especially the youngsters. Is it good to surf the Internet? As a coin has two sides, surfing the Internet also has its advantages and disadvantages.
First of all, it is convenient for people to search the information they need. It is fast and easy. However, many people spend too much time chatting online or playing computer games. Some even forget their study and their work.
So we should use the Internet correctly（正确地）and make it useful.
