目前学界对《高原上的探戈》的研究主要集中在对三位主人公的形象分析上或是生态文艺等方面,并且研究欠缺深度性与广度性,现在并没有学者从评价体系方面进行分析,评价系统理论是在韩礼德系统功能语言学研究的基础上发展起来的,评价系统理论包含三个子系统:态度系统(attitude)、介入系统(engagement)以及差级系统(graduation),态度系统是评价系统的核心,由J.R.Martin教授在在20世纪 At present, the study on the “Tango on the Plateau” mainly focuses on the image analysis of the three protagonists or on the aspects of ecological literature and art, and the research lacks the depth and breadth. There is no scholar who analyzes and evaluates the evaluation system System theory was developed on the basis of Halliday’s system functional linguistics. The system of evaluation consists of three subsystems: attitude, engagement and graduation, and the attitude system is the evaluation system Core, taught by Professor JRMartin in the 20th century