序 前言 Foreword Chapter 1 Introduction 1.1 Rationale 1.1.1 Motivation of this study 1.1.1.1 Sterility of structuralist studies of language 1.1.1.2 Limitations ofZ. S. Harris's Discourse Analysis 1.1.2 Insufficiency of Halliday's exploration of context and text 1.1.3 Significance of this current study 1.2 Research Methodology 1.3 Collection and selection of corpora 1.3.1 Data collection and selection 1.3.2 Justification for the adoption of spoken prose as corpora 1.3.3 Transcription of real-life spoken data 1.4 Theoretical framework of this study 1.5 Structure of this research Chapter 2 Literature Review on Context of and Text 2.1 Introductory remarks 2.2 Context 2.2.1 Context defined by different linguists 2.2.1.1 Malinowski's definition of context 2.2.1.2 J. R. Firth's definition of context 2.2.1.3 Halliday and Hasan's notion of context 2.2.1.4 Roman Jacobson's definition of context 2.2.1.5 D. Hymes's definition of context 2.2.1.6 Elinor Ochs's definition of context 2.2.1.7 CHEN Wangdao's definition of context 2.2.2 Cognitive context 2.2.2.1 Philosophers' statement of objective context and cognitive context 2.2.2.2 Context in cognitive linguistics 2.2.2.3 Problems with the theory of cognitive context 2.3 Text 2.3.1 Text, discourse, conversation 2.3.1.1 van Dijk's definition of text and discourse 2.3.1.2 Halliday and Hasan's definition of text 2.3.1.3 Brown and Yule's definition of discourse and text 2.3.1.4 Beaugrande and Dressler's definition of text 2.3.1.5 Coulthard's definition of discourse 2.3.1.6 Fowler's notion of text and discourse 2.4 Text and Context in this research .......