First of all, taking textbooks as the main factor, combined with the end of each stage and the current senior high school entrance examination, the difficulty coefficient of the test questions is not large, and the comprehensive requirements are reduced. The test questions come from textbooks. For example, 20 17, nearly 30 points of mathematics in Hangzhou senior high school entrance examination come from after-school exercises, so we must pay attention to textbooks; Secondly, the calculation ability, combined with the analysis of Hangzhou senior high school entrance examination in recent years, there are few geometric proof questions, and nearly 90% of the whole volume is calculation questions, so it is required to increase the calculation ability, such as the calculation of numbers, formulas and equations. Thirdly, mathematical thinking, especially the combination of numbers and shapes, classified discussion, equation thinking and so on. In addition, junior high school requires students to have the ability to draw inferences from others; Finally, the cultivation of study habits, such as previewing, taking notes, reviewing, summarizing, etc., and even drafting and solving problems. Therefore, students are advised to develop good study habits as much as possible in the first stage to prepare for the next study.