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本文在回顾语言学和符号学情态研究的基础上,以社会符号学视觉情态理论为框架,结合外语教材语篇中的多模态特征,从三个方面探讨情态分析在教育语篇研究中的应用:不同教育语境中的情态选择对比;宏观语篇体裁内部的情态选择差异;情态编码取向在教材语篇中的比例问题。
Based on the review of linguistics and semiotics modalities, this dissertation, based on the social semiotics theory of modality of modalities, combined with the multimodal features in the textbooks of foreign language texts, probes into the relationship between modality analysis and educational texts in three aspects Applications: Comparison of modalities in different educational contexts; Differences in modal choices within macro-genre genres; Proportion of modal coding in textbooks.