| Abstract | 第1-9页 |
| 摘要 | 第9-12页 |
| Chapter One Introduction | 第12-15页 |
| ·Research Background | 第12页 |
| ·Research Purpose and Significance | 第12-13页 |
| ·Organization of the Thesis | 第13-15页 |
| Chapter Two Literature Review | 第15-22页 |
| ·Definition and Classification of Public Speech | 第15页 |
| ·Previous Studies on Public Speech | 第15-18页 |
| ·Previous Studies on Public Speech Abroad | 第15-17页 |
| ·Previous Studies on Public Speech At Home | 第17-18页 |
| ·Previous Studies on Appraisal Theory | 第18-20页 |
| ·Previous Studies on Appraisal Theory Abroad | 第18-19页 |
| ·Previous Studies on Appraisal Theory at Home | 第19-20页 |
| ·Summary | 第20-22页 |
| Chapter Three Theoretical Framework | 第22-30页 |
| ·Martin’s Appraisal Theory | 第22-23页 |
| ·Engagement within Appraisal Theory | 第23-30页 |
| ·Monogloss vs. Heterogloss | 第24-26页 |
| ·Dialogic Contraction | 第26-28页 |
| ·Dialogic Expansion | 第28-30页 |
| Chapter Four Research Methodology | 第30-35页 |
| ·Research Questions | 第30页 |
| ·Data Collection | 第30-32页 |
| ·Research Instrument | 第32-33页 |
| ·Data Analysis | 第33-35页 |
| Chapter Five Results and Discussion | 第35-52页 |
| ·Global Description of Engagement Resources Used in Informative English Speeches | 第35-37页 |
| ·Local Description of Engagement Resources Used in Informative English Speeches | 第37-40页 |
| ·The Realization of Interpersonal Meaning through the Use of Engagement Resourcesin Informative English Speeches | 第40-50页 |
| ·The Realization of Interpersonal Meaning through Dialogic Contraction | 第40-47页 |
| ·The Realization of Interpersonal Meaning through Dialogic Expansion | 第47-50页 |
| ·Summary | 第50-52页 |
| Chapter Six Conclusion | 第52-54页 |
| ·Major Findings of the Thesis | 第52页 |
| ·Limitations of the Present Thesis | 第52-53页 |
| ·Suggestions for Future Study | 第53-54页 |
| References | 第54-58页 |
| Acknowledgements | 第58-59页 |
| Appendix A Publications | 第59-60页 |
| Appendix B Model Sample | 第60-69页 |
| Appendix C Collected Speeches | 第69-71页 |
