| Abstract | 第1-8页 |
| 摘要 | 第8-9页 |
| List of Tables | 第9-10页 |
| List of Figures | 第10-11页 |
| Introduction | 第11-14页 |
| Chapter One Literature Review | 第14-28页 |
| ·A Brief Account of the History of Studies on Metaphor | 第14-17页 |
| ·Previous Studies on Grammatical Metaphor | 第17-20页 |
| ·Some Observation on the Metaphorical Nature of Grammar | 第18-19页 |
| ·Systematic-Functionalists:the Real Beginning of Conscious Studies on GM | 第19-20页 |
| ·Halliday's Grammatical Metaphor Theory | 第20-22页 |
| ·Theoretical foundations of Grammatical Metaphor | 第20-21页 |
| ·Halliday's Classification of Grammatical Metaphor | 第21-22页 |
| ·A Brief Account of the System of Modality and Metaphor of Modality | 第22-28页 |
| ·A Brief Account of the System of Modality in both English and Chinese | 第22-26页 |
| ·Metaphor of Modality in both English and Chinese | 第26-28页 |
| Chapter Two Research Methodology | 第28-41页 |
| ·Research Questions | 第28页 |
| ·Research Procedures | 第28-29页 |
| ·Identification of Metaphor of Modality | 第29-31页 |
| ·Identification of Metaphor of Modality through Projecting Clauses | 第29-30页 |
| ·Identification of Metaphors of Modality through Nominalization | 第30-31页 |
| ·Data Collection and Analysis Procedures | 第31-41页 |
| ·Explicit Subjective Orientation and Subjective Orientation | 第31-34页 |
| ·Explicit Objective Orientation and Objective Orientation | 第34-37页 |
| ·The Overall Distribution of Metaphor of Modality in both English and Chinese Versions of Thunderstorm | 第37-41页 |
| Chapter Three Results and Discussion | 第41-52页 |
| ·Functions of Metaphor of Modality | 第41-46页 |
| ·Highlighting Subjectivity | 第42-44页 |
| ·Creating Objectivity | 第44-46页 |
| ·Major Similarities of the Usage of Metaphor of Modality Between English and Chinese Versions of Thunderstorm | 第46-48页 |
| ·Major Differences of the Usage of Metaphor of Modality Between English and Chinese Versions of Thunderstorm and Reasons for Them | 第48-52页 |
| ·Major Differences of the Usage of Metaphor of Modality Between English and Chinese Versions of Thunderstorm | 第48页 |
| ·Reasons for the Differences | 第48-52页 |
| Conclusion | 第52-54页 |
| References | 第54-56页 |
| Acknowledgements | 第56-57页 |
| Publications | 第57-58页 |
| 学位论文评阅及答辩情况表 | 第58页 |
