| 摘要 | 第1-6页 |
| Abstract | 第6-10页 |
| List of Figures | 第10-11页 |
| List of Tables | 第11-12页 |
| Chapter One Introduction | 第12-16页 |
| ·Background of the Study | 第12页 |
| ·Scope and Objective of the Study | 第12-13页 |
| ·Significance of the Study | 第13-14页 |
| ·Layout of the Study | 第14-16页 |
| Chapter Two Literature Review | 第16-26页 |
| ·An Overview on Business Letters | 第16-18页 |
| ·A Brief Introduction to Business Letters | 第16-17页 |
| ·Previous Studies on Business Letters | 第17-18页 |
| ·A Review on Cohesion | 第18-24页 |
| ·Previons Studies on Cohesion | 第18-21页 |
| ·Previous Studies on Cohesive Devices | 第21-24页 |
| ·Summary | 第24-26页 |
| Chapter Three Halliday and Hasan's(1976) Cohesion Theory | 第26-32页 |
| ·Reference | 第26-28页 |
| ·Substitution | 第28-29页 |
| ·Ellipsis | 第29页 |
| ·Conjunction | 第29-30页 |
| ·Lexical Cohesion | 第30-32页 |
| Chapter Four Research Methodology | 第32-36页 |
| ·Data Collection | 第32页 |
| ·Research Methods and Procedures | 第32-34页 |
| ·A Sample Analysis of Cohesive Devices Used in English Business Letters | 第34-36页 |
| Chapter Five Results and Discussion | 第36-62页 |
| ·Cohesive Features of English Business Letters | 第36-51页 |
| ·Distribution of Cohesive Devices in English Business Letters | 第36-39页 |
| ·The Use of Cohesive Devices in English Business Letters | 第39-50页 |
| ·Summary of the Cohesive Features of English Business Letters | 第50-51页 |
| ·The Contrastive Study on Cohesive Devices in English and Chinese Business Letters | 第51-59页 |
| ·Distributions of Cohesive Devices in English and Chinese Business Letters | 第51-54页 |
| ·Similarities and Differences in the Use of Cohesive Devices between English and Chinese Business Letters | 第54-59页 |
| ·Summary | 第59-62页 |
| Chapter Six Conclusion | 第62-66页 |
| ·Summary of the Present Study | 第62-63页 |
| ·Implications for Chinese to Write English Business Letters | 第63-65页 |
| ·Limitations and Suggestions | 第65-66页 |
| Acknowledgements | 第66-67页 |
| References | 第67-71页 |
| Appendix | 第71页 |
