| The final goal of argumentation is to resolve the dispute of different ideas. Thus argumentation is the individual reasoning activity and the social speech act as well. With that assumption and via the analysis of Toulmin′s argumentation pattern, the paper elaborated the dialogue theory, its scheme, principles, and application, and proposed to introduce dialogue theory intoEnglish argumentation classes as the alternative of Toulmin′s pattern, hopefully to bring the shift of argumentation pattern from one to more. |