| Acknowlegements | 第5-7页 |
| 摘要 | 第7-9页 |
| Abstract | 第9-10页 |
| Chapter 1 Introduction | 第15-20页 |
| 1.1 Research Background | 第15-16页 |
| 1.2 Research Questions | 第16-17页 |
| 1.3 Purpose and Significance of the Research | 第17-18页 |
| 1.4 Structure of Thesis | 第18-20页 |
| Chapter 2 Literature Review | 第20-27页 |
| 2.1 Previous Studies on Critical Discourse Analysis From Abroad and at Home | 第20-24页 |
| 2.1.1 Discourse | 第20页 |
| 2.1.2 Semantic prosody | 第20-21页 |
| 2.1.3 Language,Power, Ideology | 第21页 |
| 2.1.4 Previous Studies on CDA from Home and Abroad | 第21-24页 |
| 2.2 Previous Studies on News Discourse with CDA | 第24-27页 |
| Chapter 3 Research Methodology | 第27-34页 |
| 3.1 Corpus-based Research Method | 第27-28页 |
| 3.2 Corpora Selection and Research Tools | 第28-31页 |
| 3.2.1 Corpora | 第29-30页 |
| 3.2.2 Tools and Instruments | 第30-31页 |
| 3.3 Research Procedures | 第31-34页 |
| Chapter 4 The Usages of These Words in the Dictionaries and Sketch Engine | 第34-62页 |
| 4.1 The Usages of These Words in the Dictionaries | 第34-40页 |
| 4.1.1 Administration | 第35-36页 |
| 4.1.2 Authority | 第36-37页 |
| 4.1.3 Establishment | 第37页 |
| 4.1.4 Government | 第37-38页 |
| 4.1.5 Regime | 第38-39页 |
| 4.1.6 Summary | 第39-40页 |
| 4.2 Word Sketches of These Words in Sketch Engine | 第40-53页 |
| 4.2.1 Administration | 第41-43页 |
| 4.2.2 Authority | 第43-46页 |
| 4.2.3 Establishment | 第46-48页 |
| 4.2.4 Government | 第48-50页 |
| 4.2.5 Regime | 第50-52页 |
| 4.2.6 Summary | 第52-53页 |
| 4.3 Sketch Differences of These Words in Sketch Engine | 第53-62页 |
| 4.3.1 Sketch Differences between government and administration | 第53-55页 |
| 4.3.2 Sketch Differences between government and authority | 第55-57页 |
| 4.3.3 Sketch Differences between government and establishment | 第57-59页 |
| 4.3.4 Sketch Differences between government and regime | 第59-60页 |
| 4.3.5 Summary | 第60-62页 |
| Chapter 5 Data Collection and Analysis | 第62-99页 |
| 5.1 The Distribution of These Words in Time | 第62-77页 |
| 5.1.1 The Definition of Collocation | 第62-63页 |
| 5.1.2 The Collocations of These Words in Time | 第63-77页 |
| 5.2 Coincidences between Sino-American Relations and Distribution and Patterns ofThese Words | 第77-94页 |
| 5.3 A CDA Account of the Coincidences | 第94-99页 |
| Chapter 6 Conclusion | 第99-104页 |
| 6.1 Summary of the Major Findings | 第99-102页 |
| 6.2 Limitations and Suggestions for Further Research | 第102-104页 |
| References | 第104-108页 |
| Appendix | 第108-128页 |
