1. It is really a good teaching method to reason with the help of stories. However, the process of speech expression is too stiff, and it takes a long time for students to understand and needs to be changed.

2. If we can master the rhythm of students' learning process, there is no need to change teachers' methods.

3. In the teaching process, teachers pay attention to the advantages and disadvantages of students' learning and actively cultivate students' thinking according to teaching methods.

Teachers can give students more time to discuss according to their situation, which can not only control the teaching rhythm, but also stimulate students' creative thinking.

If the teaching language is concise, students can understand it more clearly.

6. There is nothing wrong with the teaching content. Teachers always forget to observe and understand students.

7. Teachers should not rely too much on the content of courseware, but should teach students through their own teaching methods.

8. The teaching process is clear, always focusing on the teaching objectives, grasping the key points and highlighting the difficulties.

9. Teachers can guide students to observe, calculate, compare, guess, reason, communicate and other activities, so that students' thinking can rotate at a high speed.