| ACKNOWLEDGEMENTS | 第1-4页 |
| ABSTRACT | 第4-5页 |
| 摘要 | 第5-8页 |
| CHAPTER ONE INTRODUCTION | 第8-12页 |
| CHAPTER TWO LITERATURE REVIEW | 第12-29页 |
| ·DEFINITIONS OF DISCOURSE MARKERS | 第12-15页 |
| ·A REVIEW ON THE STUDIES OF DMs | 第15-20页 |
| ·Foreign research of DMs | 第15-19页 |
| ·Domestic research on DMs | 第19-20页 |
| ·APPROACHES TO DISCOURSE MARKERS | 第20-26页 |
| ·The grammatical/syntactic-pragmatic approach | 第20-23页 |
| ·The semantic-pragmatic approach | 第23-25页 |
| ·The cognitive-pragmatic approach | 第25-26页 |
| ·SUMMARY | 第26-29页 |
| CHAPTER THREE THEORETICAL FRAMEWORK AND UTTERANCE INTERPRETATION | 第29-39页 |
| ·RELEVANCE THEORY | 第30-36页 |
| ·Human communication | 第30-32页 |
| ·Ostensive-inferential Communication | 第32-33页 |
| ·The principle of relevance | 第33-35页 |
| ·Optimal Relevance | 第35-36页 |
| ·Summary of Relevance Theory | 第36页 |
| ·THE COGNITIVE-PSYCHOLOGICAL MOTIVATIONS FOR USING DMs | 第36-38页 |
| ·SUMMARY | 第38-39页 |
| CHAPTER FOUR A PRAGMATIC STUDY OF DM YOU KNOW | 第39-55页 |
| ·FEATURES OF DM YOU KNOW | 第39-42页 |
| ·Non-truth conditionality | 第40-41页 |
| ·Propositional scope | 第41页 |
| ·Syntactic detachability | 第41-42页 |
| ·CORE MEANING AND VARIOUS SENSES | 第42页 |
| ·PRAGMATIC FUNCTIONS OF DM YOU KNOW | 第42-53页 |
| ·you know as a turn-taking marker | 第43-44页 |
| ·you know as an information reminder | 第44-45页 |
| ·you know as a mitigator in Face-threatening Acts in utterance | 第45-49页 |
| ·you know as FTA strengthener in utterance | 第49-50页 |
| ·you know as a persuasion marker | 第50-51页 |
| ·you know as an insufficiency marker | 第51-52页 |
| ·you know as an attitude marker | 第52页 |
| ·you know as a repair marker | 第52-53页 |
| ·SUMMARY | 第53-55页 |
| CHAPTER FIVE CONCLUSION | 第55-57页 |
| BIBLIOGRAPHY | 第57-62页 |
| 攻读硕士期间发表的学术论文 | 第62-64页 |
