| Acknowledgements | 第4-5页 |
| 摘要 | 第5-7页 |
| Abstract | 第7-8页 |
| Chapter One Introduction | 第11-15页 |
| 1.1 Research Background | 第11-12页 |
| 1.2 Research Significance | 第12-13页 |
| 1.3 Research Objectives | 第13页 |
| 1.4 Organization of the Thesis | 第13-15页 |
| Chapter Two Literature Review | 第15-27页 |
| 2.1Philosophical Origin of Presupposition | 第15-16页 |
| 2.2 Definitions of the Related Terms | 第16-20页 |
| 2.2.1 Semantic Presupposition | 第16-17页 |
| 2.2.2 Pragmatic Presupposition | 第17-19页 |
| 2.2.3 News Headlines | 第19-20页 |
| 2.3 Features of Pragmatic Presupposition | 第20-23页 |
| 2.4 Studies of Presupposition at Home and Abroad | 第23-25页 |
| 2.4.1 Studies of Presupposition at Home | 第23-24页 |
| 2.4.2 Studies of Presupposition Abroad | 第24-25页 |
| 2.5 The Pragmatic Theory Related to the Present Study | 第25-26页 |
| 2.6 Summary | 第26-27页 |
| Chapter Three Research Design | 第27-32页 |
| 3.1 Research Questions | 第27页 |
| 3.2 Research Methodology and Procedures | 第27页 |
| 3.3 Data Collection | 第27-28页 |
| 3.4 The Criteria of Presupposition for This Research | 第28-31页 |
| 3.4.1 Working Definition of Presupposition | 第28页 |
| 3.4.2 Working Classification of Pragmatic Presupposition in This Research | 第28-31页 |
| 3.5 Summary | 第31-32页 |
| Chapter Four Results Presentation and Discussion | 第32-54页 |
| 4.1 The Statistics and Percentage of Occurrence of Presupposition in ENH | 第32-34页 |
| 4.2 Classification of Pragmatic Presuppositions in ENH | 第34-43页 |
| 4.2.1 Existential Presupposition in ENH | 第35-36页 |
| 4.2.2 Factive Presupposition in ENH | 第36-38页 |
| 4.2.3 State Presupposition in ENH | 第38-39页 |
| 4.2.4 Behavior Presupposition in ENH | 第39-40页 |
| 4.2.5 Belief Presupposition in ENH | 第40-42页 |
| 4.2.6 The General Distribution of Different Types of Pragmatic Presupposition in ENH | 第42-43页 |
| 4.3 Relevancy of Pragmatic Presupposition in ENH | 第43-45页 |
| 4.4 Pragmatic Functions of Presupposition in ENH | 第45-52页 |
| 4.4.1 Pragmatic Presupposition and News Language | 第46-49页 |
| 4.4.2 Pragmatic Presupposition and News Information | 第49-52页 |
| 4.5 Summary | 第52-54页 |
| Chapter Five Conclusion | 第54-57页 |
| 5.1 Major Findings | 第54-55页 |
| 5.2 Implications of the Present Research | 第55页 |
| 5.3 Limitations of the Present Research | 第55-56页 |
| 5.4 Suggestions for Further Research | 第56-57页 |
| References | 第57-61页 |
| 攻读学位期间发表的学术论文目录 | 第61-62页 |
