Argumentative writing is a style of analyzing and commenting on a certain issue or thing and expressing one's own views, positions, attitudes, opinions and propositions. Argumentative writing has three elements, namely argument, argument and argument. The basic requirements of argumentation are: correct viewpoint, serious generalization, practical significance, and proper comprehensive use of various expressions; The basic requirements of argumentation are: true and reliable, fully typical; The basic requirement of argument is that reasoning must be logical. Argumentative writing is a style that uses logic, reasoning and proof to explain the author's position and viewpoint. Argumentative writing, also known as argumentative writing, is a style of analyzing things, discussing things, expressing opinions and putting forward opinions. Narrative is a style with narration as its main form and description of characters experience and the development and changes of things as its main content. Narrative is an article used to describe things. Events (cause, process and result) are the six elements (or four elements) of narrative. Narrative can be divided into broad sense and narrow sense. Narrative in a broad sense includes narrative literary works, such as essays and novels. Narrative in a narrow sense refers to the feelings of people, events, sights and things in social life, mainly focusing on remembering people, narratives and things. Such as news, newsletters, features, reportage, travel notes, diaries, interviews, memoirs and some letters. Explanatory writing is an article genre that takes explanation as the main expression and gives people knowledge by explaining things and clarifying things. It explains the characteristics, essence and regularity of things by revealing concepts. Although it is a kind of writing with explanation as the main expression, if there are no other expressions (such as narration, discussion, etc. From the perspective of learning to write expository writing, if we can understand the important role of comprehensive expression in expository writing and pay attention to the accurate use of narrative and argumentative writing to assist explanation, expository writing can be colorful and colorful. Prose refers to a literary genre on an equal footing with poetry, novels and plays, including prose, essays and travel notes.