| Abstract | 第4-5页 |
| 摘要 | 第6-10页 |
| List of Abbreviations | 第10-12页 |
| Chapter One Introduction | 第12-17页 |
| 1.1 Research Background | 第12-13页 |
| 1.2 Significance and Objective of the Study | 第13-15页 |
| 1.3 Organization of the Thesis | 第15-17页 |
| Chapter Two Literature Review | 第17-31页 |
| 2.1 Discourse Markers: Key Issues | 第17-23页 |
| 2.1.1 Definitions | 第17-19页 |
| 2.1.2 Characteristics | 第19-21页 |
| 2.1.3 Functions | 第21页 |
| 2.1.4 Classifications | 第21-23页 |
| 2.2 Previous Studies on Discourse Markers | 第23-31页 |
| 2.2.1 Previous Studies on Discourse Markers Abroad | 第24-28页 |
| 2.2.2 Previous Studies on Discourse Markers at Home | 第28-31页 |
| Chapter Three Research Methodology | 第31-40页 |
| 3.1 Research Questions | 第31页 |
| 3.2 Research Method | 第31-32页 |
| 3.3 Corpora Used and Research Instrument | 第32-36页 |
| 3.3.1 Corpora Used | 第32-35页 |
| 3.3.2 Research Instrument | 第35-36页 |
| 3.4 Data Collection | 第36-39页 |
| 3.5 Data Analysis | 第39-40页 |
| Chapter Four Results and Discussion | 第40-70页 |
| 4.1 The Differences in the Use of Overall DMs in WECCL and LOCNESS | 第40-53页 |
| 4.1.1 The Total Frequency of Overall DMs | 第40-43页 |
| 4.1.2 The Category Distribution and Variety of Overall DMs | 第43-46页 |
| 4.1.3 The Most Frequently Used DMs | 第46-50页 |
| 4.1.4 The Least Frequently Used DMs | 第50-53页 |
| 4.2 The Differences in the Use of CDMs in WECCL and LOCNESS | 第53-70页 |
| 4.2.1 The Total Frequency of CDMs | 第54-55页 |
| 4.2.2 The Frequency Distribution of CDMs | 第55-59页 |
| 4.2.3 Some Typical Misuse of CDMs in WECCL | 第59-64页 |
| 4.2.4 The Position Distribution of CDMs Belonging to AdverbialConjunct in Sentences in WECCL and LOCNESS | 第64-70页 |
| Chapter Five Conclusion | 第70-77页 |
| 5.1 Major Findings of the Study | 第70-71页 |
| 5.2 Implications of the Study | 第71-74页 |
| 5.3 Limitations of the Study | 第74-75页 |
| 5.4 Suggestions for Future Research | 第75-77页 |
| References | 第77-82页 |
| Acknowledgements | 第82页 |
