| The mediation system has a long history in China and has a very important position.It fits the ideological concepts and long-standing cultural traditions of the broad masses of the people in our country and is consistent with the historical trend of “building a harmonious society”.With the profound development of TV media,more and more mediation has been put on the screen from the court.The mediation of TV programs is not only to solve the problem of mediation parties,but also affects thousands of viewers in front of TV sets.It is necessary to conduct research on discourse.Based on the systemic functional linguistics and identity construction theory,this paper explores the process of the dynamic construction of the mediation identity of mediators in TV mediation.This paper analyzes the identity construction of mediators from lexical resources and discourse resources.The vocabulary resources involve The typical vocabulary,personal pronouns,appellations,and physical systems.The discourse resources are mainly analyzed from two aspects: modal system and evaluation system.In addition,this paper also analyzes the genre system of the mediator’s discourse and its identity construction characteristics.Finally,the article discusses the construction motivation of different pragmatic identities.The study found that the mediators have constructed constructors,intellectuals,experts,evaluators,advisers,critics,reminders,persuaders,diagnosers,carers,understanders,sympathizers,etc.Identity.These identities can be divided into two categories: “high power status ” and “ equal power status ” from the perspective of power;Through the genre investigation of the mediator’s discourse,it is found that there are eight basic genre in the mediator’s discourse.These eight basic genre can be summarized into three major genre types.Through the motivational investigation of the mediator’s identity construction,it is found that each type of identity has its constructive motivation,and its construction is to achieve specific interpersonal function and communication purposes. |