1, the teaching content is close to reality. The teaching content of "May 3rd" in senior one mathematics includes function, trigonometric function, series, inequality, solid geometry and so on. These knowledge points are closer to real life and practical problems, and can help students better understand the application scenarios of mathematics and the methods to solve practical problems. Compulsory course is the basis of mathematics learning, which is rather boring.

2. Pay more attention to capacity-building. The "May 3rd" teaching method in senior one pays more attention to heuristic teaching and inquiry learning, which can cultivate students' innovative thinking and problem-solving ability. Compulsory courses lack opportunities for practical application and exploration.