Explanatory writing is an article genre that gives people knowledge by explaining things and clarifying things. It explains the characteristics, essence and regularity of things by revealing concepts. Explanatory text generally introduces the shape, structure, category, relationship and function of things, and explains the principle, significance, characteristics and evolution of things. Explanatory articles are very practical, including advertisements, instructions, abstracts, tips, rules, articles of association, explanations, etc.

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.