| Acknowledgements | 第4-8页 |
| Abstract | 第8-9页 |
| 摘要 | 第10-12页 |
| Chapter One Introduction | 第12-16页 |
| 1.1 Research background | 第12-13页 |
| 1.2 Significance of the study | 第13-14页 |
| 1.3 Research methodology | 第14-15页 |
| 1.4 Organization of the thesis | 第15-16页 |
| Chapter Two Literature Review | 第16-24页 |
| 2.1 Previous studies on doctor-patient conversations | 第16-19页 |
| 2.1.1 Purposes and models of doctor-patient conversations | 第16-17页 |
| 2.1.2 Approaches to doctor-patient conversations researches | 第17-19页 |
| 2.2 Previous studies on modal adjuncts | 第19-21页 |
| 2.2.1 Defining adjuncts | 第19-20页 |
| 2.2.2 Sytemic functional approach to adjuncts | 第20-21页 |
| 2.3 Previous studies on Chinese modal adjuncts | 第21页 |
| 2.3.1 Discussion on classification of the modal adjuncts | 第21页 |
| 2.3.2 Different perspectives | 第21页 |
| 2.4 Research questions | 第21-22页 |
| 2.5 Summary | 第22-24页 |
| Chapter Three Theoretical Foundation | 第24-47页 |
| 3.1 Halliday's framework of systemic-functional grammar | 第24-27页 |
| 3.2 Halliday's model of interpersonal function | 第27-33页 |
| 3.2.1 Mood | 第28-31页 |
| 3.2.2 Modality | 第31-33页 |
| 3.3 Classification of adjuncts in the meta-functional theory | 第33-40页 |
| 3.3.1 Circumstantial adjuncts | 第34-35页 |
| 3.3.2 Conjunctive adjuncts | 第35-36页 |
| 3.3.3 Modal adjuncts | 第36-40页 |
| 3.4 Mood system and structure in English and Chinese | 第40-45页 |
| 3.4.1 Mood system in English and interpersonal functions | 第40-43页 |
| 3.4.2 Mood structure and modal particles in Chinese | 第43-45页 |
| 3.5 Summary | 第45-47页 |
| Chapter Four Interpersonal Meaning of Chinese Modal Adjuncts in Doctor-patient Conversations | 第47-63页 |
| 4.1 Tenor,speech roles and speech functions in doctor-patient conversation | 第47-48页 |
| 4.2 Interpersonal meaning of typical Chinese modal particles | 第48-58页 |
| 4.2.1 The distribution of the six typical modal particles | 第49-50页 |
| 4.2.2 Interrogative mood of“ma”(吗) | 第50-52页 |
| 4.2.3 Modality function of“de”(的),“ba”(吧) and“ne”(呢) | 第52-56页 |
| 4.2.4 Graduation Functions of“a”(啊)and“ma”(嘛) | 第56-58页 |
| 4.3 Interpersonal meanings of Chinese modal adjuncts and other moda expressions in doctor-patient conversation | 第58-63页 |
| 4.3.1 Distribution of modal adjuncts | 第58页 |
| 4.3.2 The realization of modality in Chinese by modal adverbs | 第58-63页 |
| Chapter Five Conclusion | 第63-66页 |
| 5.1 A summarizing overview | 第63-64页 |
| 5.2 Implications of the study | 第64页 |
| 5.3 Limitations of the study | 第64-66页 |
| References | 第66-71页 |
| Appendix Samples of Transcript | 第71-85页 |
