Disciplinary Features of Interpersonal Themes in English Academic Texts and the Motivating Disciplinary Contextual Factors
Interpersonal themes in disciplinary texts of physics,chemistry,environmental engineering,so-ciology,linguistics,history and literature are investigated in terms of semantics and lexico-grammar.It is found that the disciplinary texts share some commonalities and at the same time,demonstrate some disci-plinary features;Choices in interpersonal themes are influenced by the disciplinary contextual factors,in-cluding research objects,knowledge development,research process and method,relationship between practitioners and knowledge,and forms of research results and products.