At present, Xueersi Chongqing Branch is divided into: advanced class, top class, extraordinary class (primary school) and frontier class (junior high school).

2. What's the difference between basic class, advanced class, top class, extraordinary class (primary school) and advanced class (junior high school)?

1) According to the entrance examination standard, the basic class requires 1-30, the advanced class requires 3 1 and above (primary school 3 1-89, junior high school 3 1-69), primary school requires 90 and above, and junior high school requires 70. The extraordinary classes, frontier classes and top classes in the third and fourth grades of primary schools are all students selected by taking part in the evaluation or selection of learning and thinking.

2) According to the handout, the textbooks used by the basic class, the advanced class and the top class are the same, but the expansion difficulty of the three classes is gradually deepening.

3) From the teaching content and the number of questions, the basic course focuses on reviewing and consolidating the basic knowledge, cultivating students' interest in mathematics, and the number of questions is moderate; The advanced class focuses on cultivating students' ability to analyze typical problems, and the number of questions is the same as that of the basic class, but 1-2 is slightly more difficult; The top class focuses on cultivating students' ability to solve multiple problems and developing students' thinking, with a slightly larger number of questions; High-quality classes and top-notch classes pay attention to the cultivation of children's competitiveness, and the number of questions is large. 2-3 questions are slightly more difficult than top-notch classes.