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本文在言据性研究框架下,选取论辩语篇中的重要类型学术语篇作为研究语料,对比分析国外期刊论文作者、国内期刊论文作者和本科学生三类作者在撰写英语学术语篇过程中构建语篇观点信度的模式差异和发展特点。研究表明:1)三类作者的证素语用策略总体相似,但在证素总量、类型、语言表现形式等方面存在较大差异,尤其是指标性证素有不同的使用倾向;2)证素语用策略与作者的语言习得、学术经验成正相关;3)基于言据性的论辩语篇写作教学将有助于培养学习者的学术写作规范意识。
Under the framework of linguistic research, this dissertation selects the important types of academic discourse in the discourse of discourse as the research corpus, compares and analyzes the author of the foreign journal, the author of the domestic journal and the undergraduate students in the process of writing English scholarly discourse Textual Perspective of the differences in the reliability of the model and development characteristics. The research shows that: 1) The pragmatic strategies of the three types of writers are generally similar, but there are big differences in the total amount of the TCMs, types, language expressions, etc. There is a positive correlation between the pragmatic strategies and the author's language acquisition and academic experience; 3) The textual argumentative discourse writing teaching will help to cultivate learners' awareness of academic writing norms.