1. Go to the forums of various universities and make friends with some netizens. They will. In addition, excellent courses will be downloaded from university forums, colleges and even departments' websites.

2. What professional courseware do you need? In the professional forums and websites of this major, forums are the main ones, and there are often gains above.

3. Public * * *, such as postgraduate entrance examination related websites, forums, our learning network, electric donkeys, one-sided beans and other sources.

4. Make friends with some netizens and related classmates ~ It's not bad to gather manpower, and you can also exercise your social interaction ~

5. Good luck:)