| ACKNOWLEDGEMENTS | 第5-6页 |
| 摘要 | 第6-7页 |
| ABSTRACT | 第7页 |
| Chapter 1 Introduction | 第11-14页 |
| 1.1 Research background | 第11-12页 |
| 1.2 Purpose and significance of the study | 第12-13页 |
| 1.3 Organization of the thesis | 第13-14页 |
| Chapter 2 Literature Review | 第14-36页 |
| 2.1 Halliday's grammatical metaphor theory | 第16-28页 |
| 2.1.1 Classification of ideational grammatical metaphor | 第16-22页 |
| 2.1.2 Classification of interpersonal grammaticalmetaphor | 第22-28页 |
| 2.1.2.1 The metaphor of mood | 第22-25页 |
| 2.1.2.2 The metaphor of modality | 第25-28页 |
| 2.2 Research on grammatical metaphors by foreign linguists | 第28-30页 |
| 2.2.1 Ravelli's research on grammatical metaphor | 第28页 |
| 2.2.2 Martin's textual metaphor | 第28-29页 |
| 2.2.3 Matthissen's cognitive approach towards grammatical metaphor | 第29-30页 |
| 2.3 Researches on grammatical metaphors by Chinese linguists | 第30-33页 |
| 2.3.1 Hu Zhuanglin's development of grammatical metaphor | 第30-31页 |
| 2.3.2 Zhu Yongsheng's study of verbalization in grammatical metaphor | 第31-32页 |
| 2.3.3 Yan Shiqing's analysis of Halliday's grammatical metaphor theory | 第32-33页 |
| 2.3.4 Fan Wenfang's conclusion on domestic grammatical metaphor study | 第33页 |
| 2.4 Features of English and Chinese political speeches and previous researches | 第33-36页 |
| Chapter 3 Research Methodology | 第36-42页 |
| 3.1 Data sources | 第36页 |
| 3.2 Research questions | 第36-37页 |
| 3.3 Research procedures | 第37-42页 |
| Chapter 4 Results and Discussion | 第42-60页 |
| 4.1 Data collection from Chinese and English political speeches | 第42-45页 |
| 4.2 Similarities of grammatical metaphors in English and Chinese political speeches | 第45-51页 |
| 4.3 Differences of grammatical metaphors in English and Chinese political speeches | 第51-53页 |
| 4.4 Functions of grammatical metaphors:a data-based analysis | 第53-59页 |
| 4.4.1 Referring function | 第54-55页 |
| 4.4.2 Expanding function | 第55-56页 |
| 4.4.3 Condensing function | 第56-57页 |
| 4.4.4 Discursive function | 第57-58页 |
| 4.4.5 Optimalizing function | 第58-59页 |
| 4.5 Summary | 第59-60页 |
| Chapter Five Conclusion | 第60-63页 |
| 5.1 Major findings of the study | 第60页 |
| 5.2 Implications of the study | 第60-61页 |
| 5.3 Limitations and suggestions for further research | 第61-63页 |
| References | 第63-66页 |
| Appendix | 第66-82页 |
