Middle school textbooks fully understand the problem set training in high school mathematics. Infiltration test sites are ordinary test sites or compulsory test sites summarized according to the key knowledge of each chapter and the test papers over the years.

The Complete Interpretation of Middle School Textbooks is a book published by Shaanxi People's Education Publishing House and edited by Xue Jinxing. It mainly covers all the courses of middle school culture teaching and the whole process of teaching and learning. It is rich in content, full in questions and comprehensive in application again. The full distribution of knowledge truly embodies "a book in hand". Learning content is all. " The explanation and guidance cover the whole process of Chinese teaching and learning in primary schools, with rich content and sufficient information. The overall content of the applicable objects is arranged from easy to deep and from easy to difficult, which is suitable for students in different regions and versions of the country.