An analysis of the character s discourse role switching in drama will help delve into his inner world,thereby shedding light on the characterization.

In the process of verbal communication,a participant always acts as a certain discourse role.

The richness and complexity of society decides the abundance of discourse role undertook by individuals, so in the conversation between people, both sides must know self and the other party very much and adjust discourse role frequently in order to make the words consistent to the audience.

The interest in discourse roles started early.

According to this model, in a marked choice of discourse roles, the producer conveys to the receiver additional messages, i.

This paper makes a dynamic research on the different discourse roles and their switch in human interaction with corpus-based studies of Chinese drama.

The speech role cognition in communication is an important condition for constructing speech properly and enhancing the rhetoric effect of speeches.

From the angle of cognition, this paper analyses types of speech role conflict, discusses the relationship between conflict of internal speech role and conflict among speech roles, inquires into cognitive causes of speech role conflict, and probes into strategies of eliminating speech role conflict.

This dissertation aims at enriching the relevance theoretic framework in the explanation of communication by introducing notions of speech roles and role assumptions.