语用身份这一概念由陈新仁教授于2008年提出,意为交际中所体现的社会身份。采用陈新仁(2013)提出的理论框架,以课堂交际话语为语料,旨在探索国内高中英语教师课堂权威身份的话语构建,并在顺应理论的指导下解释权威身份的构建,从而引导高中英语教师正确认识其权威身份并合理运用课堂话语。 The concept of pragmatic identity was proposed by Prof. Chen Xinren in 2008, which means the social identity embodied in communication. Using the theoretical framework put forward by Chen Xinren (2013), using classroom communicative discourse as corpus, the purpose is to explore discourse construction of domestic senior high school English teachers’ classroom authority status, and to interpret the construction of authoritative identities under the guidance of adaptation theory, so as to guide the senior high school English teachers to correct Recognize its authority and use class discourse.