| Acknowledgements | 第1-5页 |
| Abstract | 第5-7页 |
| 摘要 | 第7-11页 |
| List of Tables | 第11-12页 |
| Chapter One Introduction | 第12-16页 |
| ·Origin of the Study | 第12-13页 |
| ·Necessity and Significance of the Study | 第13-14页 |
| ·Objective of the Study | 第14-15页 |
| ·Organization of the thesis | 第15-16页 |
| Chapter Two Literature Review | 第16-29页 |
| ·Previous Studies on Political Discourses | 第16-18页 |
| ·Researches on U.S.Presidents' Speeches Abroad | 第16-17页 |
| ·Researches on U.S.Presidents' Speeches at Home | 第17-18页 |
| ·Studies on Intertextuality | 第18-25页 |
| ·Development of Intertextuality Theory | 第19-20页 |
| ·Classification of Intertextuality | 第20-22页 |
| ·Previous Studies on Intertextuality Analysis | 第22-25页 |
| ·Inertextuality in Literary Analysis | 第22-23页 |
| ·Intertextuality in Non-literary Analysis | 第23-25页 |
| ·Studies on CDA | 第25-29页 |
| ·Previous Studies of CDA Abroad | 第25-26页 |
| ·Previous Studies of CDA at Home | 第26-29页 |
| Chapter Three Methodology | 第29-33页 |
| ·Research Questions | 第29-30页 |
| ·Data Collection & Data Analysis | 第30-31页 |
| ·Research Procedures | 第31-33页 |
| Chapter Four Results and Discussion | 第33-68页 |
| ·Critical Analysis of Outer Voice | 第33-47页 |
| ·Sources of Quotations | 第34-39页 |
| ·Forms of Quotations | 第39-42页 |
| ·Purposes of Quotation | 第42-45页 |
| ·Frequently-Used Keywords & Collocations | 第45-47页 |
| ·Critical Analysis of Intra Voice | 第47-66页 |
| ·Ideological Stance Coded Through Analysis of Transitivity | 第48-56页 |
| ·Process Distributions in Different Texts | 第49-50页 |
| ·Analysis of Processes Types | 第50-56页 |
| ·Ideological Stance Embedded Through Analysis of Transformation | 第56-61页 |
| ·Passivization Analysis | 第56-58页 |
| ·Nominalization Analysis | 第58-61页 |
| ·Ideological Stance Projected Through Analysis of Modality | 第61-66页 |
| ·Modal Operators | 第61-65页 |
| ·Personal Pronouns | 第65-66页 |
| ·Summary | 第66-68页 |
| Chapter Five Conclusion | 第68-72页 |
| ·Major Findings of the Study | 第68-69页 |
| ·Implications of the Study | 第69-70页 |
| ·Limitations of the Present Study and Suggestions for Future Studies | 第70-72页 |
| Works Cited | 第72-76页 |
| Publications | 第76页 |
