| Acknowledgements | 第6-7页 |
| Abstract | 第7-8页 |
| 摘要 | 第9-14页 |
| Chapter 1 Introduction | 第14-18页 |
| 1.1 The Background of the Study | 第14-15页 |
| 1.2 Purpose and Significance of the Study | 第15-16页 |
| 1.3 Overall Structure of the Thesis | 第16-18页 |
| Chapter 2 Literature Review | 第18-38页 |
| 2.1 Linguistic Features | 第18-19页 |
| 2.2 Foregrounding | 第19-31页 |
| 2.2.1 Definition of Foregrounding | 第20-21页 |
| 2.2.2 The Development of Foregrounding Theory | 第21-29页 |
| 2.2.3 Classification of Foregrounding | 第29-31页 |
| 2.3 Public Speeches | 第31-38页 |
| 2.3.1 Definition of Public Speeches | 第31页 |
| 2.3.2 Classification of Public Speeches | 第31-32页 |
| 2.3.3 Previous Study on Public Speeches | 第32-38页 |
| Chapter 3 Methodology | 第38-42页 |
| 3.1 Research Questions | 第38页 |
| 3.2 Data Collection | 第38-39页 |
| 3.3 Data Analysis | 第39-42页 |
| Chapter 4 Stylistic Analysis of the Linguistic Features of Obama’s Public Speeches Based on Foregrounding Theory | 第42-69页 |
| 4.1 The Distribution of Linguistic Features in Obama’s Public Speeches | 第42-45页 |
| 4.2 Linguistic Features Used to Achieve Deviation in Obama’s Public Speeches | 第45-54页 |
| 4.2.1 Linguistic Features at Lexical Level | 第46-47页 |
| 4.2.2 Linguistic Features at Syntactic Level | 第47-50页 |
| 4.2.3 Linguistic Features at Semantic Level | 第50-54页 |
| 4.3 Linguistic Features Used to Achieve Overregularity in Obama’s Public Speeches | 第54-66页 |
| 4.3.1 Linguistic Features at Phonological Level | 第54-56页 |
| 4.3.2 Linguistic features at Lexical Level | 第56-61页 |
| 4.3.3 Linguistic Features at Syntactic Level | 第61-66页 |
| 4.4 Functions of Linguistic Features in Obama’s Public Speeches | 第66-69页 |
| 4.4.1 Expressive Function | 第66-67页 |
| 4.4.2 Persuasive Function | 第67-69页 |
| Chapter 5 Conclusion | 第69-72页 |
| 5.1 Major Findings of the Study | 第69-70页 |
| 5.2 Limitations of the Study | 第70-71页 |
| 5.3 Suggestions for Further Study | 第71-72页 |
| References | 第72-78页 |
| Appendix | 第78页 |
