| 摘要 | 第4-5页 |
| Abstract | 第5-6页 |
| Chapter One Introduction | 第10-14页 |
| 1.1 Research Background | 第10-11页 |
| 1.2 Research Purpose and Significance | 第11-12页 |
| 1.3 Research Questions | 第12页 |
| 1.4 Research Methodology | 第12-13页 |
| 1.5 Structure of the Thesis | 第13-14页 |
| Chapter Two Literature Review | 第14-20页 |
| 2.1 Previous Studies on Ethos | 第14-17页 |
| 2.1.1 Studies on Ethos Abroad | 第14-17页 |
| 2.1.2 Studies on Ethos at Home | 第17页 |
| 2.2 Previous Studies on American Presidential Debate | 第17-20页 |
| 2.2.1 Rhetorical Approach | 第18页 |
| 2.2.2 Pragmatic Approach | 第18-19页 |
| 2.2.3 Critical Discourse Analysis Approach | 第19-20页 |
| Chapter Three Theoretical Framework | 第20-26页 |
| 3.1 An Overview of Ethos | 第20-22页 |
| 3.2 An Introduction to Aristotle’s Ethos | 第22-26页 |
| 3.2.1 Components of Ethos | 第22-23页 |
| 3.2.2 Classification of Ethos | 第23-24页 |
| 3.2.3 Functions of Ethos | 第24-26页 |
| Chapter Four Analysis of Ethos in 2016 American Presidential Debates. | 第26-58页 |
| 4.1 An Analysis of Their First Television Debate in 2016 | 第27-40页 |
| 4.1.1 The Construction of Ethos Between Hillary Clinton and Donald Trump | 第29-36页 |
| 4.1.1.1 Demonstration of Good Sense | 第29-32页 |
| 4.1.1.2 Establishment of Virtue | 第32-34页 |
| 4.1.1.3 Embodiment of Goodwill | 第34-36页 |
| 4.1.2 The Destruction of Ethos Between Hillary Clinton and Donald Trump | 第36-40页 |
| 4.1.2.1 Defamation of Good Sense | 第36-37页 |
| 4.1.2.2 Overturn of Virtue | 第37-39页 |
| 4.1.2.3 Attack of Goodwill | 第39-40页 |
| 4.2 An Analysis of Their Second Television Debate in 2016 | 第40-49页 |
| 4.2.1The Construction of Ethos Between Hillary Clinton and Donald Trump | 第42-46页 |
| 4.2.2 The Destruction of Ethos Between Hillary Clinton and Donald Trump | 第46-49页 |
| 4.3 An Analysis of Their Third Television Debate in 2016 | 第49-58页 |
| 4.3.1 The Construction of Ethos Between Hillary Clinton and Donald Trump | 第51-54页 |
| 4.3.2 The Destruction of Ethos Between Hillary Clinton and Donald Trump | 第54-58页 |
| Chapter Five Conclusion | 第58-62页 |
| 5.1 Research Findings | 第58-60页 |
| 5.2 Research Implications | 第60页 |
| 5.3 Limitations and Suggestions | 第60-62页 |
| Bibliography | 第62-65页 |
| Acknowledgements | 第65-66页 |
| 个人简历 | 第66页 |
