1, with detailed knowledge points, rich content and clear organization. And can appropriately increase relevant knowledge. If we can add some interactive links appropriately, the atmosphere will be better

2. Humorous language can turn boring explanations into vivid teaching, and can effectively guide students to learn, with remarkable results.

3, you can choose exercises, the topics are graded, and the questions are aimed at middle and lower level students. Pay attention to the connection of knowledge and use the teaching method of knowledge transfer to make students understand. Students' active participation is not enough and needs to be improved.

Advantages: Pay attention to the study habits such as reading posture, the teaching content is well prepared, and the lectures are patient and persuasive. Suggestion: Some questions can focus on poor students and get feedback in time.