Practice-oriented, comprehensive examination of basic knowledge points, comprehensive knowledge points, thinking divergence points, notebook summary, knowledge, methods and ideas in each class. The explanation is concise, the training is comprehensive, and there is no shortage of relevant knowledge. Practice is the extension and improvement of oral English, and oral English is the supplement and expansion of practice, forming an efficient feedback system for practice and explanation. "Self-cultivation Book Department's All-Ke Wang Synchronous Class Exercise: Mathematics (the first volume of the eighth grade) (revised by people) (new curriculum standard)" summarizes and summarizes the difficult knowledge of the teaching materials that are not well mastered in the after-school exercises. On the premise of laying a solid foundation, exercises and examples focus on the summary and training of methods and skills, so that students can practice one problem at a time and truly achieve mastery.