1. First of all, for the second book of second grade mathematics, the record of participating in the Olympic Games needs to include the time and place of class.

2. Secondly, there should be a summary of the lecture content. For example, the theme of this lecture is mathematics, and the ability to teach students in accordance with their aptitude and inspire their thinking is cultivated in this subject.

3. Finally, record the key knowledge, main points and opinions expounded by the speaker, and add personal understanding and sentiment when listening to the recording.