| Acknowledgements | 第4-8页 |
| Abstract | 第8-10页 |
| 内容摘要 | 第11-13页 |
| Chapter One Introduction | 第13-18页 |
| 1.1 Background of the Study | 第13-14页 |
| 1.2 Significance of the Study | 第14-15页 |
| 1.3 Data Collection and Analysis | 第15-16页 |
| 1.4 Organization of the Thesis | 第16-18页 |
| Chapter Two Literature Review | 第18-29页 |
| 2.1 Previous Studies on Grammatical Metaphor | 第18-22页 |
| 2.1.1 Initial Studies on Grammatical Metaphor | 第18-19页 |
| 2.1.2 The Development of Grammatical Metaphor | 第19-22页 |
| 2.2 Previous Studies on Phonological Metaphor | 第22-25页 |
| 2.2.1 Initial Studies on Phonological Metaphor | 第22-23页 |
| 2.2.2 The Development of Studies on Phonological Metaphor | 第23-25页 |
| 2.3 Previous Studies on English Public Speeches | 第25-27页 |
| 2.3.1 The Definition of Public Speech | 第25-26页 |
| 2.3.2 The Classification of Public Speech | 第26页 |
| 2.3.3 Linguistic Studies on English Public Speech | 第26-27页 |
| 2.4 Summary | 第27-29页 |
| Chapter Three Phonological Metaphor in Systemic Functional Linguistics | 第29-41页 |
| 3.1 Phonology and grammar | 第29-30页 |
| 3.2 Stratification and Phonological Metaphor | 第30-31页 |
| 3.3 Instantiation and Phonological Metaphor | 第31页 |
| 3.4 Realization of Phonological Metaphor | 第31-38页 |
| 3.4.1 Intonation and Phonological Metaphor | 第32-36页 |
| 3.4.2 Rhythm and Phonological Metaphor | 第36-38页 |
| 3.5 Metafunctions and Phonological Metaphor | 第38-39页 |
| 3.5.1 Interpersonal Function of Phonological Metaphor | 第38-39页 |
| 3.5.2 Textual Function of Phonological Metaphor | 第39页 |
| 3.6 Summary | 第39-41页 |
| Chapter Four Contrastive Analysis of Phonological Metaphors in English PublicSpeeches | 第41-60页 |
| 4.1 Phonological Metaphors in English Public Speeches by Native EnglishSpeakers | 第41-50页 |
| 4.1.1 Distribution of Intonation Metaphor | 第42-49页 |
| 4.1.2 Functions of Phonological Metaphor | 第49-50页 |
| 4.2 Phonological Metaphorsin English Public Speeches by Chinese collegeStudents | 第50-56页 |
| 4.2.1 Distribution of Intonation Metaphor | 第51-56页 |
| 4.2.2 Functions of Phonological Metaphor | 第56页 |
| 4.3 Differences in the Distribution Patterns and Discursive Functions ofPhonological Metaphors | 第56-59页 |
| 4.3.1 Differences in the Distribution Patterns of Intonation Metaphor | 第57-58页 |
| 4.3.2 Differences in the Discursive Functions of Phonological Metaphor | 第58-59页 |
| 4.4 Summary | 第59-60页 |
| Chapter Five Conclusion | 第60-65页 |
| 5.1 Summary of the Findings | 第60-61页 |
| 5.2 Implications for the Teaching and Learning of English Public Speeches ofChinese College Students | 第61-64页 |
| 5.2.1 Implications for Teachers in Teaching English Public Speech Course | 第61-63页 |
| 5.2.2 Implications for Student Speakers in Making English Public Speeches | 第63-64页 |
| 5.3 Limitations for the study | 第64页 |
| 5.4 Prospects for Future Study | 第64-65页 |
| References | 第65-69页 |
| Appendix | 第69页 |
