Large-scale open online course China University. The massive open online course of China University is a software specially designed for college students, which collects all kinds of materials including the National Open University. You can download it according to the following operation.

1, first open the large-scale open online course software of China University.

2. Secondly, find the partition of the National Open University.

3. Finally, you can find paper homework in the partition, and click Download.