According to Xue Xin. Com, students can use the blue book of college entrance examination. The blue book of college entrance examination is an authoritative interpretation of the evaluation system of college entrance examination, which is applicable to all provinces in China. In the process of proposition, all provinces must follow the principle framework of the college entrance examination evaluation system of the Ministry of Education. Therefore, the blue book of college entrance examination is a useful resource for students, which can help them better understand the evaluation system and related proposition principles of college entrance examination.