| 摘要 | 第1-7页 |
| Abstract | 第7-9页 |
| Chapter 1 Introduction | 第9-12页 |
| ·The Background of Study | 第9页 |
| ·The Significance and Purpose of this Dissertation | 第9-10页 |
| ·The Outline of this Dissertation | 第10-12页 |
| ·Structure of the Thesis | 第10页 |
| ·The Methods of the Study | 第10-12页 |
| Chapter 2 The Theoretical Foundation Literature Review | 第12-22页 |
| ·Cooperative Principle (CP) | 第12-14页 |
| ·Studies of Cooperative Principle abroad | 第12页 |
| ·The Maxims of Cooperative Principle | 第12-13页 |
| ·Studies of Cooperative Principle in China | 第13-14页 |
| ·Politeness and Politeness Principle (PP) | 第14-19页 |
| ·Studies of PP abroad | 第15-16页 |
| ·The Maxims of Politeness Principle | 第16-18页 |
| ·Studies of Politeness Principle in China | 第18-19页 |
| ·The Relationship between CP and PP | 第19-20页 |
| ·CP and PP in Business Letters | 第20-22页 |
| ·Studies on application of CP and PP into Business Letters abroad | 第20页 |
| ·Studies of CP and PP in Business Letters in China | 第20-22页 |
| Chapter 3 Positive Information Conveyance in Business Letters | 第22-30页 |
| ·Business Letters and Positive Information Conveyance | 第22-23页 |
| ·The Essence and Function of Positive Information Conveyance in Business Letters | 第23-24页 |
| ·The Classification of Business Letters | 第24-25页 |
| ·Style of Business Letters | 第25-26页 |
| ·The Features of Business Letters | 第26-30页 |
| ·Stylistic Features of Business Letters | 第26页 |
| ·Functional Features of Business Letters | 第26-27页 |
| ·The Principles for Business Writing | 第27-30页 |
| Chapter 4 Case Study | 第30-45页 |
| ·Letters for Building Business Relationship | 第30-32页 |
| ·Inquiry Letters and Quotation Letters | 第32-35页 |
| ·Reply to Order Letters | 第35-36页 |
| ·Reply to Complaint Letters and Claim Letters | 第36-39页 |
| ·Sale Letters | 第39-42页 |
| ·Application Letters and Resumes | 第42-45页 |
| Chapter 5 Conclusion | 第45-49页 |
| ·Conclusion | 第45-48页 |
| ·Active Tone | 第45页 |
| ·Focusing on Positive Information in Direct Way | 第45-46页 |
| ·Using Simple and Positive Language | 第46-48页 |
| ·You-Attitude | 第48页 |
| ·Limitation and Further Research | 第48-49页 |
| Acknowledgements | 第49-50页 |
| References | 第50-52页 |
| Papers Published in the Period of M.A Education | 第52页 |
