Argumentative structure refers to the basic structure of argumentative writing. The structure consists of introduction, theory and conclusion. Generally speaking, the introduction is the beginning, the theory is the theme and the conclusion is the end. In other words, you must put forward a topic or argument at the beginning, choose materials for the main part, demonstrate your views several times, and summarize the conclusion at the end. Among them, the common argument structures in this part are: 1, which is stepped, that is, the latter argument is carried out on the basis of the former argument, and the context is gradually promoted and deepened; 2. Contrast, when expounding and demonstrating arguments, select arguments for comparison in this part; 3. Sum formula, which introduces the demonstration method and hierarchical structure of the relationship between general statement and sub-statement in paragraphs; 4. Parallel, analyze the central argument in argumentation thinking, decompose several sub-arguments, and jointly expound the central argument of the article.