It depends on the level of students. First of all, you should buy a complete set of mathematical solutions and carefully study the knowledge points on both sides. Then, optimize the design and buy a book, the topics inside are relatively basic and suitable for the consolidation of introductory knowledge points. Top students also buy a book, and some of them improve the question types, which is conducive to improving the scores in the exam. Finally, if they have experience, the green card of Peking University can also choose some topics to do.

Teaching AIDS refer to all kinds of publications such as study counseling and examination counseling that are matched with teaching materials and used by students, including: synchronous practice publications of teaching materials, homework publications in winter and summer vacations, exercises and test papers in primary and secondary schools, and other publications such as study counseling and examination counseling for primary and secondary school students recognized by the administrative department of press and publication at or above the provincial level. Its product forms include books, newspapers, periodicals, audio-visual products, electronic publications and so on.

Tutorial book type

1, synchronous practice class

Synchronous exercise refers to books that are synchronized with the course content of the textbook, assisting and guiding the study of the textbook. The tutorial book for synchronous practice not only has exercise questions, but also explains and infers the contents of the textbook in detail.

2. Chapter exercises

Chapter exercises are mainly exercises, and its function is mainly to review the important knowledge points of the whole chapter of the textbook. After learning a chapter, teachers or parents can test the students with supplementary materials for chapter exercises to see if there are any weak knowledge points.