The pre-class stage is the most imp

The pre-class stage is the most important stage in the whole teaching design, which directly determines the teacher's classroom teaching effect and students'mathematics learning experience. At the same time, the pre-class stage is the stage of imparting knowledge, that is, the pre-class stage. The students acquire new knowledge by studying the learning resources provided by the teachers, and understand the contents of this class, thus laying a solid foundation for the internalization of knowledge in the class.