The second volume is used in Chongqing, Shaanxi, Gansu, Ningxia, Qinghai, Xinjiang, Heilongjiang, Jilin, Liaoning, Inner Mongolia and Hainan (Chinese, Mathematics and English).
20 16 added volume c (national volume 3) on the basis of volume a (national volume 2) and volume b (national volume 1). Volume C (National Volume III) and Volume B (National Volume I) have the same structure and the same difficulty.
Extended data:
The national difficulty of the first and second volumes of individual subjects:
There is basically no difference in the difficulty of Chinese between the first and second national volumes.
Mathematics, the objective problems in the first and second volumes of the country are sub-topics. Although the topics are different, the difficulty is roughly the same.
English, the difference between the two is obvious, and it can be seen from the difficulty of listening that it is more difficult to take the national exam.
The physical management of the first volume in China is very difficult, and the average examinee can only get about 70 points. It is not easy to get 72 points, but you can easily answer the questions in the second volume of the country.