Prose: Prose without rhyme, including prose, essays, travel notes, etc. Is the freest style, without rhyme and parallelism, without any constraints and restrictions. It is also the earliest style of writing in China. Usually, an article has one or more central ideas, which are expressed by lyric, narrative and reasoning.

Narrative: Narrative is characterized by writing people, narrating, describing scenery and objects as the main content; Express a center by describing people, time, objects and scenery.

Explanatory writing: Explanatory writing is a kind of writing style that focuses on explanation, and introduces and explains things with narrative, descriptive and argumentative writing.

Argumentative paper: Argumentative paper is an article that puts forward opinions or opinions on a certain object of discussion and explains the reasons to convince readers. Its basic feature is persuasiveness.