| Acknowledgements | 第1-7页 |
| 中文摘要 | 第7-9页 |
| Abstract | 第9-11页 |
| List of Figures and Tables | 第11-15页 |
| Chapter One Introduction | 第15-24页 |
| ·Background of the Research | 第15-16页 |
| ·Purpose of the Research | 第16-17页 |
| ·Methodology of the Research | 第17-22页 |
| ·Layout of the Thesis | 第22-24页 |
| Chapter Two Literature Review | 第24-36页 |
| ·An Overview of Discourse Markers | 第24-30页 |
| ·Definition of Discourse Markers | 第24-25页 |
| ·Characteristics of Discourse Markers | 第25-27页 |
| ·Classification of Discourse Markers | 第27-30页 |
| ·Previous Studies of Discourse Markers | 第30-36页 |
| ·Studies of Discourse MarkersAbroad | 第30-31页 |
| ·Studies of Discourse Markers in China | 第31-32页 |
| ·OK as a Discourse Marker | 第32-36页 |
| Chapter Three Theory of the Pragmatic Function and the Pragmatic Translation of the Discourse Marker OK | 第36-49页 |
| ·Theory of Interpersonal Function | 第36-42页 |
| ·Background of Interpersonal Function | 第36-37页 |
| ·Viewpoints of M. A. K. Halliday | 第37-39页 |
| ·Realization of Interpersonal Function | 第39-42页 |
| ·Theory of Functional Equivalence | 第42-49页 |
| ·Proposal of Functional Equivalence | 第42-44页 |
| ·Essence of Functional Equivalence | 第44-46页 |
| ·Application of Functional Equivalence | 第46-49页 |
| Chapter Four Analysis of the Pragmatic Function and the Pragmatic Translation of the Discourse Marker OK in the Big Bang Theory | 第49-85页 |
| ·A General Description of the Big Bang Theory | 第49-51页 |
| ·Definitions of OK in Dictionaries | 第51-53页 |
| ·Adoption of Pragmatic Equivalence | 第53-54页 |
| ·Functions and Translations of the Discourse Marker OK in the Big Bang Theory | 第54-85页 |
| ·Functions and Translations of the Discourse Marker OK on the Textual Level | 第55-70页 |
| ·OK as a Transition Marker | 第55-60页 |
| ·Starting a Topic | 第55-57页 |
| ·Continuing a Topic | 第57-58页 |
| ·Ending a Topic | 第58-60页 |
| ·OK as an Introduction Marker | 第60-66页 |
| ·Introducing a Question | 第60-62页 |
| ·Introducing an Explanation | 第62-64页 |
| ·Introducing a Conclusion | 第64-66页 |
| ·OK as a Contemplation Marker | 第66-70页 |
| ·Contemplating for Filling | 第66-68页 |
| ·Contemplating for Evincing | 第68-70页 |
| ·Functions and Translations of the Discourse Marker OK on the Interpersonal Level | 第70-85页 |
| ·OK as a Turn-taking Marker | 第71-76页 |
| ·Bidding for the Floor | 第71-73页 |
| ·Holding the Floor | 第73-74页 |
| ·Relinquishing the Floor | 第74-76页 |
| ·OK as a Mitigation Marker | 第76-81页 |
| ·Contradicting | 第76-78页 |
| ·Harmonizing | 第78-79页 |
| ·Accepting | 第79-81页 |
| ·OK as a Repair Marker | 第81-85页 |
| ·Self-Repairing | 第81-83页 |
| ·Other-Repairing | 第83-85页 |
| Chapter Five Conclusion | 第85-90页 |
| ·Significance of the Current Research | 第87页 |
| ·Limitation of the Present Research | 第87-88页 |
| ·Prospect of the Further Research | 第88-90页 |
| Bibliography | 第90-94页 |
