| Acknowledgements | 第6-7页 |
| Abstract | 第7-8页 |
| 摘要 | 第9-16页 |
| Abbreviations | 第16-17页 |
| Chapter One Introduction | 第17-23页 |
| 1.1 Research background | 第17-18页 |
| 1.2 Definitions of key terms | 第18-19页 |
| 1.3 Significance of the study | 第19-20页 |
| 1.4 Data collection and research methodology | 第20-21页 |
| 1.5 Organization of the thesis | 第21-23页 |
| Chapter Two Literature Review | 第23-33页 |
| 2.1 Previous studies on Theme | 第23-29页 |
| 2.1.1 Previous studies on Theme abroad | 第23-26页 |
| 2.1.2 Previous studies on Theme at home | 第26-29页 |
| 2.2 Previous studies on news in general | 第29-33页 |
| 2.2.1 Studies from other kinds of perspectives | 第29-31页 |
| 2.2.2 Studies from SFL perspective | 第31-33页 |
| Chapter Three Theoretical Framework | 第33-45页 |
| 3.1 Three Metafunctions of language | 第35-36页 |
| 3.2 Classification of Theme | 第36-45页 |
| 3.2.1 Simple Theme and Multiple Theme | 第36-39页 |
| 3.2.2 Marked Theme and Unmarked Theme | 第39-40页 |
| 3.2.3 Topical Theme, Interpersonal Theme and Textual Theme | 第40-45页 |
| Chapter Four Analysis of Theme in English News Titles | 第45-69页 |
| 4.1 Theme in different kinds of clauses | 第45-49页 |
| 4.1.1 Theme in declarative clause | 第46-48页 |
| 4.1.2 Theme in non-declarative clause | 第48-49页 |
| 4.2 Theme in the collected English news titles | 第49-51页 |
| 4.2.1 Simple Themes and Multiple Themes in China Daily and The Guardians | 第49页 |
| 4.2.2 Unmarked Themes and Marked Themes in China Daily and The Guardians | 第49-50页 |
| 4.2.3 Topical Themes, Interpersonal Themes and Textual Themes in China Daily and The Guardians | 第50-51页 |
| 4.3 The similarities and differences of Themes in China Daily and The Guardians | 第51-67页 |
| 4.3.1 Analysis of Simple Theme and Multiple Theme | 第51-55页 |
| 4.3.2 Analysis of Unmarked Theme and Marked Theme | 第55页 |
| 4.3.3 Analysis of Topical Theme, Interpersonal Theme and Textual Theme | 第55-67页 |
| 4.3.3.1 Analysis of Topical Theme | 第56-63页 |
| 4.3.3.2 Analysis of Interpersonal Theme | 第63-64页 |
| 4.3.3.3 Analysis of Textual Theme | 第64-67页 |
| 4.4 Discussion | 第67-69页 |
| Chapter Five Conclusion | 第69-72页 |
| 5.1 Major findings | 第69-71页 |
| 5.2 Implications of this study | 第71-72页 |
| References | 第72-77页 |
| Appendix | 第77-90页 |
| List of Attached Tables | 第90-105页 |
