生态语言学视域下课堂教师话语介入系统分析

Engagement System for Classroom Teacher’s Discourse in the View of Ecolinguistics

介入系统是人际话语意义系统的研究内容之一。采用“三声型”介入系统框架,以“可持续发展观”为生态哲学指导思想,从生态语言学视角出发,对英语教师的课堂教师话语中介入系统的来源、特点、生态取向和功能进行剖析,研究发现:课堂教师话语介入系统的基础是教师的情感态度和认知,是一种干预课堂语言生态环境的手段,对学生的思想引导和价值引领以及课堂语言环境的可持续发展起着至关重要的作用。

The engagement system,an important part in the semantic system of interpersonal discourse,is supported by the framework of“three-tone”appraisal system and guided by the ecological philosophy of“sustainable development view”.This paper analyzes,in the view of ecolinguistics,the source,characteristics,ecological orientation and functions of engagement system regarding English teachers’discourse in class.It is found that the engagement system,based on teachers’emotional attitude and cognition,is a means of engagement in classroom language ecological environment,and plays a crucial role in guiding students’ideology and value and in promoting the sustainable development of classroom language environment.