| Acknowledgements | 第1-4页 |
| Abstract | 第4-6页 |
| 中文摘要 | 第6-11页 |
| Chapter One Introduction | 第11-14页 |
| ·Need for the study | 第11-12页 |
| ·Significance of the study | 第12页 |
| ·Structure of the thesis | 第12-14页 |
| Chapter Two Literature Review | 第14-28页 |
| ·Definitions of some key terms | 第14-18页 |
| ·Cohesion and cohesive devices | 第14-15页 |
| ·Cohesion and coherence | 第15-18页 |
| ·Halliday and Hasan’s taxonomy of cohesive devices | 第18-24页 |
| ·Related empirical studies | 第24-27页 |
| ·Studies on the use of cohesive devices across proficiency level | 第24-25页 |
| ·Studies on the relationship between the use of cohesive devices and writing quality | 第25-27页 |
| ·Summary | 第27-28页 |
| Chapter Three Methodology | 第28-36页 |
| ·Research questions | 第28-29页 |
| ·Material | 第29-30页 |
| ·Description of TEM-Band 8 Spoken English Test | 第29-30页 |
| ·Corpus description | 第30页 |
| ·Task 3 in TEM-Band 8 Oral Test | 第30页 |
| ·Data analysis | 第30-35页 |
| ·Data preparation | 第31页 |
| ·Categorization of cohesive devices | 第31-33页 |
| ·Identification of cohesive devices | 第33-34页 |
| ·Statistical calculation and analysis | 第34-35页 |
| ·Summary | 第35-36页 |
| Chapter Four Results and Discussion | 第36-50页 |
| ·General characteristics of cohesive devices | 第36-43页 |
| ·Differences in the use of cohesive devices across two groups | 第43-46页 |
| ·Differences in frequency across two groups | 第43-44页 |
| ·Differences in distribution across two groups | 第44-46页 |
| ·Results about the relationship between the use of cohesive devices and the quality of the oral discourses | 第46-49页 |
| ·Results about the correlation between the use of cohesive devices and the test score | 第46-47页 |
| ·Indicator(s) of the test score | 第47-49页 |
| ·Summary | 第49-50页 |
| Chapter Five Conclusion | 第50-53页 |
| ·Summary of the major findings | 第50-51页 |
| ·Pedagogical implications | 第51页 |
| ·Limitations and suggestions for further studies | 第51-53页 |
| References | 第53-55页 |
| Appendix | 第55-60页 |
