First, the author. Including the author's name, native place, works and style.
Second, the background of the times, or the background of the works.
Third, the main content of the work. This involves a wide range, and most of them are about the main characters and important events.
Fourth, the relevant connotation and extension of the work. Such as idioms, two-part allegorical sayings and famous poems.
Fifth, the spiritual and practical significance. Or your experience.
According to different grades, the emphasis is different. Just randomly combine and distribute.