Starry Sky 202 1 New version of Xiaoshengchu Classification Volume, graduated from key middle schools and primary schools of famous schools in China through train, and enrolled students for further studies. The five-year classification of real questions always reviews the six-year special training real questions simulation classification test paper.

The classification test paper of junior high school is divided according to the test topic, and the difficulty ladder rises, which is suitable for practice at all stages of junior high school. The answers are detailed and clear. There are many ways of thinking development in mathematics, such as multiple solutions to one problem, early warning of mistakes, thinking analysis, etc., to help children clear their minds and be coherent.