1, Teacher Zhang has rich teaching and research experience, and teachers pay attention to the cultivation of mathematical thinking. The lecture is very comprehensive and basic and easy to understand. Compared with other teachers, junior high school mathematics Beijing Normal University Edition has rich teaching and research experience, so the teacher speaks better.

2. Teacher Zhang's self-created problem-solving skills of element, formulation and routine are very helpful to improve the score. Compared with other teachers in Beijing Normal University, the teacher's teaching mode is better, so the teacher speaks better.