Give you an outline and finish it yourself. If you have this kind of diary in the future, you can use 1 flexibly, and first state what you learned today, such as the law of addition and association (a+b)+c=a+(b+c).

2. Write a few exercises related to the content.

3. Specific analysis methods

4. Talk about the gains and find out the shortcomings.

5. Make demands on yourself and expect the next class to be more exciting.