| Acknowledgements | 第5-6页 |
| 摘要 | 第6-8页 |
| Abstract | 第8-9页 |
| 1 Introduction | 第12-16页 |
| 1.1 Research background | 第12-13页 |
| 1.2 Research motivation and objective | 第13-15页 |
| 1.3 Organization of the thesis | 第15-16页 |
| 2 Literature Review | 第16-30页 |
| 2.1 Academic writing and abstracts | 第16-20页 |
| 2.1.1 Introduction to academic writing | 第16-17页 |
| 2.1.2 Introduction to academic abstracts | 第17-18页 |
| 2.1.3 Previous study on academic abstracts | 第18-20页 |
| 2.2 Self-mention in academic writing | 第20-23页 |
| 2.2.1 First person pronouns | 第21-22页 |
| 2.2.2 Self-mention as third person | 第22-23页 |
| 2.3 Previous studies on writer identity in academic writing | 第23-25页 |
| 2.4 Previous studies on first person pronoun in academic writing | 第25-30页 |
| 2.4.1 Discourse functions of first person pronouns | 第25-28页 |
| 2.4.2 Semantic reference of first person pronouns | 第28-30页 |
| 3 Corpus and Methodology | 第30-34页 |
| 3.1 Research questions | 第30-31页 |
| 3.2 Corpus Construction | 第31-33页 |
| 3.2.1 Discipline selection | 第31页 |
| 3.2.2 Data collection | 第31-32页 |
| 3.2.3 Corpus building | 第32-33页 |
| 3.3 Methods of analysis | 第33-34页 |
| 3.3.1 Quantitative analysis | 第33页 |
| 3.3.2 Qualitative analysis | 第33-34页 |
| 4 Results and Discussion | 第34-54页 |
| 4.1 Results of the quantitative analysis | 第34-42页 |
| 4.1.1 Frequency of self-mention words in native speakers' academic writings | 第35-39页 |
| 4.1.2 Frequency of self-mention words in Chinese students' academic writings | 第39-42页 |
| 4.2 Discussion of the qualitative analysis | 第42-47页 |
| 4.2.1 Functional analysis of native speakers' academic writings | 第42-44页 |
| 4.2.2 Functional analysis of Chinese students' academic writings | 第44-47页 |
| 4.3 Contrastive analysis of frequency and functions of self mention | 第47-54页 |
| 4.3.1 Similarities of the two corpora | 第47-48页 |
| 4.3.2 Differences of the two corpora | 第48-50页 |
| 4.3.3 Possible reasons behind the differences and the similarities | 第50-54页 |
| 5 Conclusion | 第54-60页 |
| 5.1 Major findings | 第54-56页 |
| 5.2 Implications | 第56-57页 |
| 5.3 Limitations of this research | 第57-58页 |
| 5.4 Suggestions for future research | 第58-60页 |
| Bibliography | 第60-62页 |
