| Abstract | 第1-9页 |
| 摘要 | 第9-10页 |
| List of Tables | 第10-11页 |
| List of Abbreviations | 第11-12页 |
| Chapter One Introduction | 第12-15页 |
| ·Rationale of the Present Study | 第12-13页 |
| ·Significance of the Present Study | 第13页 |
| ·Organization of the Thesis | 第13-15页 |
| Chapter Two Literature Review | 第15-36页 |
| ·Definition and Development of Hedges | 第15-17页 |
| ·Classifications of Hedges | 第17-24页 |
| ·Grammatical Classification of Hedges | 第17-18页 |
| ·Semantic Classification of Hedges | 第18-19页 |
| ·Pragmatic Classification of Hedges | 第19-23页 |
| ·Identification of Hedges in the Present Study | 第23-24页 |
| ·Specific Features of Hedges | 第24-27页 |
| ·Cancellability | 第24-25页 |
| ·Markedness | 第25页 |
| ·Indefiniteness | 第25-26页 |
| ·Indirectness | 第26-27页 |
| ·Previous Researches on Hedges | 第27-32页 |
| ·Researches on Hedges Abroad | 第27-30页 |
| ·Researches on Hedges at Home | 第30-32页 |
| ·Hedges and Diplomatic Language | 第32-36页 |
| ·Diplomatic Language | 第33-34页 |
| ·Hedges in Diplomatic Language | 第34-36页 |
| Chapter Three Theoretical Framework | 第36-42页 |
| ·Introduction to Cooperative Principle | 第36-38页 |
| ·Development of Cooperative Principle | 第38-40页 |
| ·Application of Cooperative Principle in Diplomatic Language | 第40-42页 |
| Chapter Four Research Methodology | 第42-45页 |
| ·Research Questions | 第42页 |
| ·Samples | 第42-43页 |
| ·Data Analysis | 第43-45页 |
| Chapter Five Results and Discussion | 第45-82页 |
| ·General Situation of Hedges in Daily Press Briefing | 第45-46页 |
| ·Lexical Realizations of Hedges | 第46-66页 |
| ·Overall Distribution of Lexical Realization as Adaptors | 第48-50页 |
| ·Overall Distribution of Lexical Realization as Rounders | 第50-53页 |
| ·Overall Distribution of Lexical Realization as Plausibility Shields | 第53-64页 |
| ·Overall Distribution of Lexical Realization as Attribution Shields | 第64-66页 |
| ·Pragmatic Analysis of Hedges in Daily Press Briefing | 第66-73页 |
| ·Violation of Maxim of Quantity | 第67-68页 |
| ·Violation of Maxim of Quality | 第68-70页 |
| ·Violation of Maxim of Relevance | 第70-71页 |
| ·Violation of Maxim of Manner | 第71-73页 |
| ·Pragmatic Functions of Hedges in Diplomatic Language | 第73-82页 |
| ·Enhancing Appropriateness and Flexibility of Language | 第73-76页 |
| ·Showing Respect and Politeness to the Hearers | 第76-78页 |
| ·Achieving Self-protection for the Speaker | 第78-79页 |
| ·Creating a Harmonious Communicative Atmosphere | 第79-82页 |
| Chapter Six Conclusion | 第82-85页 |
| ·Major Findings | 第82-83页 |
| ·Limitations of the Present Research and Suggestions for the Future Study | 第83-85页 |
| References | 第85-88页 |
| Appendix | 第88-92页 |
| Acknowledgements | 第92-93页 |
| 学位论文评阅及答辩情况表 | 第93页 |
