| Acknowledgements | 第5-6页 |
| 摘要 | 第6-7页 |
| Abstract | 第7页 |
| Chapter 1 Introduction | 第10-13页 |
| 1.1 Objective and Significance of the Study | 第10-11页 |
| 1.2 Layout of the Thesis | 第11-13页 |
| Chapter 2 Literature Review | 第13-24页 |
| 2.1 Introduction to Commencement Speech | 第13-16页 |
| 2.2 Modal Adjunct in Halliday's Framework | 第16-19页 |
| 2.2.1 Mood Adunct | 第17页 |
| 2.2.2 Comment Adjunct | 第17-19页 |
| 2.3 Survey of the Previous Studies on Interpersonal Meaning of Modal Adjunct | 第19-24页 |
| Chapter 3 Methodology | 第24-27页 |
| 3.1 Research Questions | 第24-25页 |
| 3.2 Research Procedures | 第25-27页 |
| Chapter 4 Interpersonal Meaning Analysis of Modal Adjuncts in Commencement Speech | 第27-80页 |
| 4.1 Interpersonal Meaning Revealed by Adjunct of Temporality | 第28-36页 |
| 4.2 Interpersonal Meaning Revealed by Adjunct of Modality | 第36-53页 |
| 4.2.1 Adjunct of Usuality | 第39-44页 |
| 4.2.2 Adjunct of Probability | 第44-49页 |
| 4.2.3 Adjunct of Readiness | 第49-53页 |
| 4.3 Interpersonal Meaning Revealed by Adjunct of Mood | 第53-65页 |
| 4.3.1 Adjunct of Intensity | 第55-60页 |
| 4.3.2 Adjunct of Degree | 第60-63页 |
| 4.3.3 Adjunct of Obviousness | 第63-65页 |
| 4.4 Interpersonal Meaning Revealed by Comment Adjunct | 第65-75页 |
| 4.4.1 The Ideational Type of Comment Adjunct | 第67-70页 |
| 4.4.2 The Interpersonal Type of Comment Adjunct | 第70-75页 |
| 4.5 Subjectivity Analysis in Modal Adjuncts | 第75-80页 |
| Chapter 5 Conclusion | 第80-84页 |
| 5.1 The Major Findings | 第80-82页 |
| 5.2 Limitations and Suggestions for Future Research | 第82-84页 |
| Works Cited | 第84-87页 |
| 攻读硕士学位期间发表的论文和取得的科研成果 | 第87页 |
