| Acknowledgements | 第1-6页 |
| Abstract | 第6-7页 |
| 内容摘要 | 第7-10页 |
| Chapter 1 Introduction | 第10-14页 |
| ·Some Important Issues | 第10-11页 |
| ·Objective of the Research | 第11-12页 |
| ·Framework Account of the Thesis | 第12-14页 |
| Chapter 2 Literature Review | 第14-26页 |
| ·Review of CDA | 第14-24页 |
| ·General Statement of CDA | 第14-16页 |
| ·Previous Studies on Political Discourse | 第16-19页 |
| ·Critical Linguistic by Fowler and Kress | 第16-18页 |
| ·Social and Cognitive Mechanism by Van Dijk | 第18-19页 |
| ·Current Theoretical Framework of CDA | 第19-24页 |
| ·Three Dimensional Conception by Fairclough | 第19-22页 |
| ·Halliday's Functional Grammar | 第22-24页 |
| ·Summary | 第24-26页 |
| Chapter 3 Overview of Political Debate | 第26-29页 |
| ·Political Debate | 第26-27页 |
| ·Political Debate Motives | 第27页 |
| ·Research on Political Discourse and Its Debate | 第27-29页 |
| Chapter 4 Critical Analysis of Political Debates | 第29-68页 |
| ·Data Collection | 第29页 |
| ·Acritical Discourse Analysis of the Debate | 第29-56页 |
| ·Description of the Debate | 第29-54页 |
| ·The Ideational Function | 第30-41页 |
| ·The Interpersonal Function | 第41-50页 |
| ·The Textual Function | 第50-54页 |
| ·Interpretation of the Debate | 第54-56页 |
| ·What's Going On | 第54-55页 |
| ·Who's Involved | 第55页 |
| ·In what relations? | 第55-56页 |
| ·What's the Role of Language | 第56页 |
| ·Explanation of the Debate | 第56-59页 |
| ·Social Historical Context | 第56-57页 |
| ·Power Relation in the Discourse | 第57-58页 |
| ·The Subject Position of the Debate Listeners | 第58-59页 |
| ·Analysis of the Question Tools in the Debates | 第59-65页 |
| ·Three theoretical Interpretations of Questions | 第60-65页 |
| ·Cooperative Principle | 第65-66页 |
| ·Facial Expression and Body Language | 第66-68页 |
| Chapter 5 Conclusion | 第68-71页 |
| ·Findings and Implications | 第68-70页 |
| ·Limitation of the Research | 第70页 |
| ·Prospects for Future Research | 第70-71页 |
| References | 第71-73页 |
