| 摘要 | 第1-7页 |
| Abstract | 第7-8页 |
| Contents | 第8-11页 |
| Chapter 1 Introduction | 第11-15页 |
| ·Aim of the Study | 第11-12页 |
| ·Significance of the Study | 第12-13页 |
| ·Data Collection and Methodology | 第13-14页 |
| ·Layout of the Paper | 第14-15页 |
| Chapter 2 Literature Review | 第15-35页 |
| ·The Concepts of Lexical Bundle | 第15-23页 |
| ·The Definition of Lexical Bundle | 第15-17页 |
| ·The Properties of Lexical Bundle | 第17-20页 |
| ·The Classification of Lexical Bundle | 第20-23页 |
| ·Functions of Lexical Bundle | 第23-31页 |
| ·Enhancing the Fluency andAccuracy of Language Outpu | 第24-25页 |
| ·Easing the Burden of Language Processing | 第25-27页 |
| ·Pragmatic Functions of Lexical Bundle | 第27-31页 |
| ·Studies on Lexical Bundle Abroad | 第31-33页 |
| ·Studies on Lexical Bundle at Home | 第33-35页 |
| Chapter 3 Theoretical Framework | 第35-49页 |
| ·Discourse Theory | 第35-40页 |
| ·Properties of Discourse | 第35-36页 |
| ·Discourse Analysis--- A Brief Historical Review | 第36-38页 |
| ·The Relationship between Discourse and Discourse Analysis | 第38-40页 |
| ·Cohesive Theory | 第40-44页 |
| ·Studies of Cohesion At Home and Abroad | 第40-42页 |
| ·Halliday and Hasan s Cohesion Theory | 第42-44页 |
| ·Discourse Marker Theory | 第44-49页 |
| ·Definition of Discourse Markers | 第44-45页 |
| ·Markers as Coherence Options | 第45-46页 |
| ·The Function of You Know as Discourse Marker | 第46-49页 |
| Chapter 4 A Study of “You Know What” in Friends | 第49-63页 |
| ·An Analysis of the Pragmatic Functions of You Know What | 第49-58页 |
| ·Evaluative Function, Modalizing Function and Organizational Function | 第49-55页 |
| ·You Know What as Discourse Organizer | 第55-57页 |
| ·You Know What as Discourse Device | 第57-58页 |
| ·The Function of You Know What Used to Introduce the New Information48 | 第58-60页 |
| ·The Function of You Know What when it Follows Discourse Markers | 第60页 |
| ·The Function of You Know What Used to Form Larger Units of Discourse | 第60-62页 |
| ·You Know What Used as a Polite Device | 第62-63页 |
| Chapter 5 A Case Study of “You Know What” in Friendsat Discourse Level | 第63-71页 |
| ·ADiscourse Study of You Know What | 第63-67页 |
| ·AQuantitative Study of You Know What | 第67-71页 |
| Chapter 6 Conclusion | 第71-74页 |
| ·Findings of the Study | 第71-72页 |
| ·Implications of the Study | 第72-73页 |
| ·Limitations and Suggestions | 第73-74页 |
| Bibliography | 第74-78页 |
| Acknowledgements | 第78页 |
