(1) Go over what the teacher said on the blackboard in time after class, just like watching a movie. See how much you can remember and how much you forget. Then open your notes and look for blanks.

(2) When reading textbooks, we should think while reading, and ponder the key points and difficulties. Analyze doubts and deepen understanding.

(3) Read the necessary reference books to enrich what you have learned in class.

(4) Organize and enrich notes, classify knowledge, deepen, simplify and organize knowledge, and strengthen memory according to laws.

(5) Strengthen practice. Generally speaking, practice should be done after review, or practice while reviewing. In the review process, strengthening practice can improve the review effect.