| ACKNOWLEDGEMENTS | 第6-7页 |
| Abstract | 第7-8页 |
| 摘要 | 第9-15页 |
| LIST OF ABBREVIATIONS | 第15-16页 |
| Chapter One INTRODUCTION | 第16-19页 |
| 1.1 Background of the Study | 第16-17页 |
| 1.2 Purpose and Significance of the Study | 第17-18页 |
| 1.3 The Overall Structure of the Thesis | 第18-19页 |
| Chapter Two LITERATURE REVIEW | 第19-40页 |
| 2.1 Thematic Structure | 第19-24页 |
| 2.1.1 Definition of Theme and Rheme | 第19-21页 |
| 2.1.2 Types of Themes | 第21-24页 |
| 2.2 Thematic Progression | 第24-30页 |
| 2.2.1 Definition of Thematic Progression | 第24页 |
| 2.2.2 Function of Thematic Progression | 第24-26页 |
| 2.2.3 Patterns of Thematic Progression | 第26-30页 |
| 2.3 Research Article Abstracts | 第30-35页 |
| 2.3.1 The Concept of Research Article Abstracts | 第30-31页 |
| 2.3.2 Thematic Progression in Research Article Abstracts | 第31-33页 |
| 2.3.3 Comparative Studies on Research Article Abstracts | 第33-35页 |
| 2.4 Comparative Studies on Thematic Progression in Research Article Abstracts | 第35-37页 |
| 2.5 Remaining Issues | 第37-40页 |
| Chapter Three METHODOLOGY | 第40-47页 |
| 3.1 Research Questions | 第40页 |
| 3.2 Research Methods | 第40-41页 |
| 3.3 Research Design | 第41-47页 |
| 3.3.1 Research Texts | 第41-42页 |
| 3.3.2 Research Instruments | 第42-45页 |
| 3.3.3 Research Procedures | 第45-47页 |
| Chapter Four RESULTS AND DISCUSSION | 第47-72页 |
| 4.1 Main Categories and Occurrence Frequency of TP patterns in ANEW and ANCW | 第47-56页 |
| 4.1.1 Main Categories of TP patterns in ANEW and ANCW | 第47-53页 |
| 4.1.2 Occurrence Frequency of TP patterns in ANEW and ANCW | 第53-56页 |
| 4.2 Distribution of Types of TP patterns in ANEW and ANCW | 第56-66页 |
| 4.2.1 Similarities in Distribution of Types of TP patterns in ANEW and ANCW | 第56-60页 |
| 4.2.2 Differences in Distribution of Types of TP patterns in ANEW and ANCW | 第60-66页 |
| 4.3 Possible Reasons for Differences of TP patterns in ANEW and ANCW | 第66-71页 |
| 4.3.1 Differences in Syntactic Construction | 第66-68页 |
| 4.3.2 Differences in Thinking Styles | 第68-69页 |
| 4.3.3 Difference in Text Construction Devices | 第69-71页 |
| 4.4 Summary | 第71-72页 |
| Chapter Five CONCLUSION | 第72-74页 |
| 5.1 Major Findings | 第72页 |
| 5.2 Pedagogical Implications | 第72-73页 |
| 5.3 Limitations and Suggestions for Further Research | 第73-74页 |
| REFERENCES | 第74-78页 |
| APPENDIX Ⅰ ABSTRACTS WRITTEN BY NATIVE WRITERS | 第78-81页 |
| APPENDIX Ⅱ ABSTRACTS WRITTEN BY CHINESE WRITERS | 第81-82页 |
