[by:可可英语～m.moreplr.com]
[00:00.01]4. The Advantages and Disadvantages of Surfing the Internet  
课外上网的利弊
[00:19.23]With the development of computer technology, the Internet has become more and more popular. 
随着电脑技术的发展，互联网越来越受到大家的欢迎。
[00:25.50]Opinions are divided on whether students should surf the internet after class. Some students regard it as a great helper. 
对于中学生是否应该在课外时间上网，大家意见各异。一些学生认为使用互联网有益处。
[00:34.28]The main reasons for this are listed as follows, first, you can surf the Internet for any information you need in a short time without working hard in the library. 
主要原因有以下几点：第一，你可以搜索到你所需要的任何信息而不必花费大量的时间在图书馆。
[00:46.56]Besides, it is convenient to communicate with others by using the Internet.
另外，使用互联网和其他人交流也很方便。
[00:51.27]However, other students think that there are some disadvantages of the Internet, because there is also some information that is not good for the students. 
然而，另外一些学生认为使用互联网有弊端，因为网上也有对学生不好的信息。
[01:03.14]In addition, spending too much time playing games on line will not only have a bad effect on study but also do harm to our health. 
还有，花费过多的时间沉迷于网络游戏不仅会对学生的学业产生不良影响，而且对健康也有坏处。
[01:12.50]Therefore, we should make proper use of the Internet. It is of great importance for us to separate good plants from wild weeds.
因此，我们应该正确使用互联网。对我们来说，能够从杂草中区分出禾苗来是非常重要的。