| Acknowledgement | 第5-6页 |
| 摘要 | 第6-7页 |
| Abstract | 第7-8页 |
| Contents | 第9-11页 |
| List of Figures and Tables | 第11-12页 |
| Chapter One Introduction | 第12-16页 |
| 1.1 Background of the Present Study | 第12-13页 |
| 1.2 Purpose of the Present Study | 第13页 |
| 1.3 Methodology and Data Collection | 第13-14页 |
| 1.4 Organization of the Present Study | 第14-16页 |
| Chapter Two Theory Preliminaries | 第16-31页 |
| 2.1 Political Discourse and Metaphor | 第16-18页 |
| 2.2 Ideology and Metaphor | 第18-21页 |
| 2.2.1 Ideology | 第19页 |
| 2.2.2 The Ideological Nature of Metaphor | 第19-21页 |
| 2.3 Critical Metaphor Analysis | 第21-27页 |
| 2.3.1 Theoretical Basis for Critical Metaphor Analysis | 第22-25页 |
| 2.3.1.1 Conceptual Metaphor Theory | 第22-24页 |
| 2.3.1.2 Fairclough's Model of Critical Discourse Analysis | 第24-25页 |
| 2.3.2 Analytical Procedures of Critical Metaphor Analysis | 第25-27页 |
| 2.4 Analytical Framework for the Present Study | 第27-30页 |
| 2.5 Summary | 第30-31页 |
| Chapter Three Overview of Metaphors in Roosevelt's and Obama's Speeches | 第31-48页 |
| 3.1 Contexts of Speeches of Roosevelt and Obama | 第31-32页 |
| 3.2 Overview of Metaphors in Two Presidents' Speeches | 第32-43页 |
| 3.2.1 Overview of Metaphors in Roosevelt's Speeches | 第32-37页 |
| 3.2.2 Overview of Metaphors in Obama's Speeches | 第37-43页 |
| 3.3 Summary | 第43-48页 |
| Chapter Four Comparative Analysis of Ideologies in Roosevelt's and Obama's Speeches | 第48-62页 |
| 4.1 Introduction | 第48页 |
| 4.2 Shared Ideological Meanings in Roosevelt's and Obama's Speeches | 第48-51页 |
| 4.2.1 The Case of the VEHICLE Metaplhor | 第48-49页 |
| 4.2.2 The Case of the CONSTRUCTION Metaphor | 第49-51页 |
| 4.3 Different Ideologies Presented in Roosevelt's and Obama's Speeches | 第51-57页 |
| 4.3.1 Ideologies in Characterizing the Crisis | 第51-54页 |
| 4.3.1.1 The NATURE Metaphor Works in Creating Materialism | 第51-52页 |
| 4.3.1.2 The PERSON Metaphor Works in Creating Humanism | 第52-54页 |
| 4.3.2 Ideologies in Managing Recovery Expectations | 第54-57页 |
| 4.3.2.1 The WAR Metaphor Works in Exercising Power | 第54-56页 |
| 4.3.2.2 The JOURNEY Metaphor Works in Creating Egalitarianism | 第56-57页 |
| 4.4 Summary of Ideologies in Roosevelt's and Obama's Speeches | 第57-58页 |
| 4.5 Reasons for Different Metaphor Choices | 第58-60页 |
| 4.6 Summary | 第60-62页 |
| Chapter Five Conclusion | 第62-65页 |
| 5.1 Major Findings | 第62-63页 |
| 5.2 Limitations and Suggestions | 第63-65页 |
| Bibliography | 第65-69页 |
| Papers Published during Postgraduate Study | 第69页 |
