1, method help, problem-solving tutorial: By explaining a large number of typical examples in detail, the general solution, error-prone early warning, problem-solving template, method law and so on of the problems represented by the examples are summarized to help students draw inferences from one example to another.

2. homework help Exercise Class: Lock all the test sites of textbook knowledge, select representative innovative questions, college entrance examination questions and simulation questions, set questions at different levels around key and difficult points, and strengthen training.

3. Master Help Review Class (at the end of the chapter): Help students comprehensively review the contents of this chapter, build a knowledge network of this chapter, and then comprehensively eliminate illiteracy through special topics, and comprehensively test at the end of the chapter to help comprehensively improve their academic performance.

4. Exam help (at the end of the book): The module review preparation strategy helps students build a module knowledge system, reveal the module exam situation, interpret the subject ability and break through the core test sites. Modular comprehensive evaluation helps students to test the learning effect, thus improving their academic performance.

5. Teaching materials help new knowledge courses: covering all the knowledge points in the teaching materials, the knowledge is explained step by step, from shallow to deep, and each knowledge point is explained in detail. On the basis of thorough knowledge, the right column is specially set with "Learn to think and use" to help students consolidate their application and build a solid knowledge system in time in the form of typical examples.