| Abstract | 第1-8页 |
| 摘要 | 第8-13页 |
| Chapter 1 Introduction | 第13-19页 |
| ·Background of the research | 第13-14页 |
| ·Objectives and significance of the research | 第14-16页 |
| ·Data source and methods | 第16-17页 |
| ·Organization of the research | 第17-19页 |
| Chapter 2 Literature Review | 第19-33页 |
| ·Studies of discourse markers | 第19-25页 |
| ·From the perspective of pragmatics | 第20-23页 |
| ·From the perspective of relevance | 第23-25页 |
| ·Studies of the functions of discourse markers | 第25-29页 |
| ·Coherent perspective | 第25-26页 |
| ·Pragmatic perspective | 第26-27页 |
| ·Interpersonal perspective | 第27-29页 |
| ·Studies of the pragmatic functions of the discourse marker Oh | 第29-33页 |
| ·From the perspective of pragmatics | 第29-30页 |
| ·From the perspective of relevance | 第30-33页 |
| Chapter 3 Theoretical Base | 第33-39页 |
| ·Ostensive-inferential communication | 第33-34页 |
| ·Contextual correlates | 第34-36页 |
| ·The principle of relevance | 第36-39页 |
| Chapter 4 Analysis of Oh in Ostensive-inferential Process | 第39-55页 |
| ·Oh as an ostensive marker | 第39-51页 |
| ·Emotional marker | 第40-46页 |
| ·Commenting marker and requesting marker | 第46-48页 |
| ·Expecting marker and narrating marker | 第48-51页 |
| ·Oh as an inferential marker | 第51-55页 |
| ·Inferential marker of oneself | 第51-52页 |
| ·Inferential marker of others | 第52-55页 |
| Chapter 5 Analysis of Oh as an Indicator in Context Negotiation | 第55-77页 |
| ·Strengthening the present contextual proposition | 第56-64页 |
| ·Information management marker | 第56-60页 |
| ·Attitude marker | 第60-62页 |
| ·Topic continuing and confirmative answer markers | 第62-64页 |
| ·Contradicting the present contextual proposition | 第64-77页 |
| ·As a turn change marker | 第65-71页 |
| ·As a negative answer marker and insufficiency marker | 第71-74页 |
| ·As an information repairing marker | 第74-77页 |
| Chapter 6 Analysis of Oh inAchieving Optimal Relevance | 第77-95页 |
| ·As a hesitation and face-threatening mitigation marker | 第77-83页 |
| ·As a hesitation marker | 第77-79页 |
| ·As a face-threatening mitigation marker | 第79-83页 |
| ·As an initiating marker | 第83-87页 |
| ·As a topic and question initiating marker | 第84-85页 |
| ·As a response initiating marker | 第85-87页 |
| ·As a contrastive and attention attracting marker | 第87-95页 |
| ·As a contrastive marker | 第87-89页 |
| ·As an information confirming marker | 第89-91页 |
| ·As a reminding and springing to mind marker | 第91-95页 |
| Chapter 7 Conclusion | 第95-101页 |
| ·Major findings | 第95-98页 |
| ·Limitations of the research | 第98-100页 |
| ·Suggestions for further research | 第100-101页 |
| Bibliography | 第101-105页 |
| 攻读硕士学位期间主要科研成果 | 第105-106页 |
| Acknowledgements | 第106页 |
