求翻译：网络课程的优点是对于不能理解的课程可以反复看，反复听。上课时间灵活，可以自己支配自己的时间。这样除了上课以外还可以安排很多事情。网络提供很多的知识资源。但也有个问题就是作业可以在网络中找到。是什么意思？

The advantages of online courses can not understand the course can be repeated and repeated listen. Classes are flexible and can spend their time. Can also be arranged so that in addition to the school other than a lot of things. The network provides a lot of knowledge resources. But there are also

Web-based courses for the advantage of being unable to understand the course may be repeated, over and over again. Class time flexible, you can dispose of their own in their own time. In addition outside school can also arrange a lot of things. Network with a lot of knowledge resources. But there is

The advantages of Web-based course is for not understanding the perspective of the course can be repeated, and repeated listens. Flexible class time, you can own your own time. In addition to classes can also schedule a lot of things. Networks provide a lot of knowledge resources. But there is a pro