| Acknowledgement | 第1-8页 |
| Abstract | 第8-13页 |
| Contents | 第13-16页 |
| Introduction: About the Title | 第16-19页 |
| Part Ⅰ Some Preliminaries | 第19-27页 |
| Chapter 1 A Brief Review of some Earlier studies in Modality and Framework of the Thesis | 第19-27页 |
| ·Introduction | 第19-20页 |
| ·Some earlier studies in modality | 第20-25页 |
| ·Traditional grammatical study | 第20-22页 |
| ·Semantic study | 第22-24页 |
| ·Pragmatic study | 第24-25页 |
| ·Modality in systemic-functional linguistics: a general framework | 第25-26页 |
| ·Summary | 第26-27页 |
| Part Ⅱ Modality in Clause-A Micro Study | 第27-50页 |
| Chapter 2 Meaning Representations of Modality | 第27-41页 |
| ·Introduction | 第27页 |
| ·Modality under the systemic-functional treatment | 第27-30页 |
| ·General concept | 第28-29页 |
| ·Modalization and modulation | 第29-30页 |
| ·Semantic features of modality | 第30-32页 |
| ·Subjectivity | 第31页 |
| ·Objectivity | 第31-32页 |
| ·Modality in transitivity system: an ideational analysis | 第32-35页 |
| ·The role of modality in process | 第33-34页 |
| ·The role of modality in circumstances | 第34页 |
| ·The role of modality in participants | 第34-35页 |
| ·Nominalization: a question for discussion | 第35-37页 |
| ·Transference from verb to noun | 第36页 |
| ·Transference from adjective to noun | 第36-37页 |
| ·Modality in mood-residue structure | 第37-39页 |
| ·Modality in clause as message | 第39-40页 |
| ·Summary | 第40-41页 |
| Chapter 3 The Formal Realizations of Modality | 第41-50页 |
| ·Introduction | 第41-42页 |
| ·Through the use of modal operators | 第42页 |
| ·Through the use of modal adverbs | 第42-43页 |
| ·Through the use of 'reinforcing combinations' | 第43页 |
| ·Through the use of predicator constituents | 第43-44页 |
| ·Through the use of modal clauses | 第44-45页 |
| ·Through the use of other forms | 第45页 |
| ·Metaphors of modality | 第45-47页 |
| ·Modality and grammaticalization | 第47-49页 |
| ·Summary | 第49-50页 |
| Part Ⅲ Modality in Text-A Macro Study | 第50-77页 |
| Chapter 4 Modality in Text Analysis | 第50-64页 |
| ·Introduction | 第50-51页 |
| ·Modality and cohesion in text | 第51-53页 |
| ·Modal factors in understanding a text | 第53-59页 |
| ·Modal commitment | 第53-55页 |
| ·Modal responsibility | 第55-59页 |
| ·Evaluating a text: the source of modality | 第59-61页 |
| ·Modality and genre: frequency analysis | 第61-63页 |
| ·Summary | 第63-64页 |
| Chapter 5 Modality in Discourse Analysis | 第64-77页 |
| ·Introduction | 第64页 |
| ·Modality in conversations of daily life | 第64-68页 |
| ·A reflection of politeness | 第64-66页 |
| ·A reflection of preciseness | 第66-67页 |
| ·A marker of turn taking | 第67-68页 |
| ·Modality in conversations of fiction | 第68-74页 |
| ·The realization of social role relationship | 第69-71页 |
| ·The means of reinforcing language in fiction | 第71-74页 |
| ·Modality in communication: an interaction | 第74-76页 |
| ·Summary | 第76-77页 |
| Part Ⅳ The Application of the Framework | 第77-89页 |
| Chapter 6 Modality in Contrasting Texts Analysis: A Further Study | 第77-89页 |
| ·Introduction | 第77-78页 |
| ·Summary of the model | 第78-79页 |
| ·About the two texts | 第79-81页 |
| ·Contrastive analyses of modality in the two texts | 第81-85页 |
| ·A lexico-grammatical analysis | 第81-83页 |
| ·A semantic analysis | 第83-84页 |
| ·A stylistic prediction | 第84-85页 |
| ·Modality and register | 第85-86页 |
| ·A tentative systemic network for modality | 第86-87页 |
| ·Summary | 第87-89页 |
| Conclusion | 第89-92页 |
| References | 第92-95页 |
