| Acknowledgements | 第1-6页 |
| 摘要 | 第6-7页 |
| Abstract | 第7-10页 |
| Chapter 1 Introduction | 第10-15页 |
| ·Purpose and Significance of the Thesis | 第10-13页 |
| ·Layout of the Thesis | 第13-15页 |
| Chapter 2 Literature Review | 第15-34页 |
| ·Overview of Positive Discourse Analysis | 第15-24页 |
| ·Development of Positive Discourse Analysis Abroad | 第17-20页 |
| ·Development of Positive Discourse Analysis at Home | 第20-24页 |
| ·Framework of the Appraisal Theory | 第24-33页 |
| ·Positive Discourse Analysis Based on Appraisal System | 第33-34页 |
| Chapter 3 Material and Methodology of the Thesis | 第34-38页 |
| ·Material of the Study | 第34-36页 |
| ·Methodology of the Study | 第36-38页 |
| Chapter 4 The Positive Discourse Analysis of Obama' s Speech in Shanghai | 第38-76页 |
| ·Application of Appraisal Theory to Obama's Speech in Shanghai | 第38-72页 |
| ·Attitudinal Analysis of the Speech | 第38-54页 |
| ·Engagement Analysis of the Speech | 第54-66页 |
| ·Graduation Analysis of the Speech | 第66-72页 |
| ·The Positive Communicative Signals Conveyed by Obama's Speech in Shanghai | 第72-76页 |
| ·Signal of Friendship towards Chinese | 第72-73页 |
| ·Signal of Respect for Chinese Culture | 第73-74页 |
| ·Signal of Sino-US Solidarity | 第74页 |
| ·Signal of Sino-US Cooperation | 第74-76页 |
| Chapter 5 Conclusion | 第76-79页 |
| Works Cited | 第79-84页 |
| Appendix A：Barack Obama's Speech in Shanghai | 第84-93页 |
| Appendix B：Distribution of Attitudinal Resources | 第93-103页 |
| 攻读硕士学位期间发表的论文和取得的科研成果 | 第103页 |
