| 摘要 | 第5-6页 |
| ABSTRACT | 第6页 |
| Chapter 1 Introduction | 第12-16页 |
| 1.1 Background of the Study | 第12-13页 |
| 1.2 Research Questions of the Study | 第13-14页 |
| 1.3 Significance of the Study | 第14-15页 |
| 1.4 Layout of the Thesis | 第15-16页 |
| Chapter 2 Literature Review | 第16-26页 |
| 2.1 Speech Act Theory | 第16-19页 |
| 2.1.1 Searle's Speech Act Theory | 第16-17页 |
| 2.1.2 Indirect Speech Act Theory | 第17-19页 |
| 2.2 English Business Correspondence | 第19-22页 |
| 2.2.1 Definition of Business Correspondence | 第19页 |
| 2.2.2 Classification of Business Correspondence | 第19-20页 |
| 2.2.3 The Application of Leech's Categorization into the Classification of Business Correspondence | 第20-22页 |
| 2.2.3.1 The Competitive Correspondence | 第20-21页 |
| 2.2.3.2 The Convivial Correspondence | 第21页 |
| 2.2.3.3 The Collaborative Correspondence | 第21页 |
| 2.2.3.4 The Conflictive Correspondence | 第21-22页 |
| 2.3 Related Studies of English Business Correspondence and Speech Act Theory | 第22-24页 |
| 2.3.1 Previous Studies of English Business Correspondence from Different Perspectives | 第22-23页 |
| 2.3.2 Previous Studies of English Business Correspondence into Speech Act Theory | 第23-24页 |
| 2.4 Politeness Theory | 第24-26页 |
| 2.4.1 Leech's Politeness Principle | 第24-25页 |
| 2.4.2 Brown and Levinson's Face-saving Theory | 第25-26页 |
| Chapter 3 Research Methodology | 第26-29页 |
| 3.1 Data Collection | 第26页 |
| 3.2 Research Instrument | 第26-27页 |
| 3.2.1 Hypothesis Testing | 第26页 |
| 3.2.2 Significant Levels | 第26-27页 |
| 3.2.3 Chi-square Test | 第27页 |
| 3.3 Research Methods | 第27-29页 |
| Chapter 4 Analysis and Discussion | 第29-67页 |
| 4.1 Analysis of the Collaborative Business Correspondence | 第29-37页 |
| 4.1.1 Distribution of Speech Acts in Collaborative BusinessCorrespondence | 第29-33页 |
| 4.1.2 Explanation for the Speech Act Characteristics in Collaborative BusinessCorrespondence from the Politeness Perspective | 第33-37页 |
| 4.2 Analysis of the Convivial Business Correspondence | 第37-44页 |
| 4.2.1 Distribution of Speech Acts in Convivial Business Correspondence | 第38-41页 |
| 4.2.2 Explanation for the Speech Act Characteristics in Convivial Business Correspondence from the Politeness Perspective | 第41-44页 |
| 4.3 Analysis of the Competitive Business Correspondence | 第44-51页 |
| 4.3.1 Distribution of Speech Acts in Competitive Business Correspondence | 第44-47页 |
| 4.3.2 Explanation for the Speech Act Characteristics in Competitive Business Correspondence from the Politeness Perspective | 第47-51页 |
| 4.4 Analysis of the Conflictive Business Correspondence | 第51-57页 |
| 4.4.1 Distribution of Speech Acts in Conflictive Business Correspondence | 第51-54页 |
| 4.4.2 Explanation for the Speech Act Characteristics in Conflictive Business Correspondence from the Politeness Perspective | 第54-57页 |
| 4.5 Analysis of the Same Speech Act across Different Types of Correspondence | 第57-67页 |
| 4.5.1 Analysis of Assertives across Four Types of Correspondence | 第57-60页 |
| 4.5.2 Analysis of Expressives across Four Types of Correspondence | 第60-63页 |
| 4.5.3 Analysis of Commissives across Four Types of Correspondence | 第63-64页 |
| 4.5.4 Analysis of Directives across Four Types of Correspondence | 第64-67页 |
| Chapter 5 Conclusion | 第67-71页 |
| 5.1 Major Findings of the Study | 第67-69页 |
| 5.2 Implications of the Study | 第69页 |
| 5.3 Limitations of the Present Study and Suggestions for Further Study | 第69-71页 |
| References | 第71-77页 |
| Appendices | 第77-93页 |
| Acknowledgements | 第93页 |
