If you don't go to class
Math Li Yongle's review book and then the real question
The disordered edition of English vocabulary books published by New Oriental is a good little red book with real topic analysis, which must be read.
Following Ren Rufen's order is good for politics.
In the specialized course, you will discuss the data structure circulating on the Internet 1800.
Tang Shuofei's Textbook "Composition Principles" Supporting Materials
Network is a problem after thanking. Fifth Edition plus courseware.
The operating system is the operating system released by Xidian, and then the supporting after-school questions.