| 摘要 | 第4-6页 |
| Abstract | 第6-7页 |
| Lists of Abbreviations | 第11-12页 |
| Chapter One Introduction | 第12-16页 |
| 1.1 Research Background | 第12-14页 |
| 1.2 Research Purposes | 第14页 |
| 1.3 Organization of the Thesis | 第14-16页 |
| Chapter Two Literature Review | 第16-44页 |
| 2.1 Syntactic Complexity:Definitions and Measures | 第16-21页 |
| 2.1.1 Definition of Syntactic Complexity | 第16-17页 |
| 2.1.2 Measures of Syntactic Complexity | 第17-21页 |
| 2.2 Previous Empirical Studies on Syntactic Complexity in Learners' Writing | 第21-42页 |
| 2.3 Summary | 第42-44页 |
| Chapter Three Research Design | 第44-48页 |
| 3.1 Research Questions | 第44页 |
| 3.2 Data Collection | 第44-46页 |
| 3.2.1 Non-native Speakers' Data | 第44-45页 |
| 3.2.2 Native Speakers' Data | 第45-46页 |
| 3.3 Data Analysis | 第46-48页 |
| Chapter Four Results and Discussion | 第48-71页 |
| 4.1 Syntactic Complexity across NS and NNS Groups | 第48-52页 |
| 4.2 Syntactic Complexity across NS,NNS-High and NNS-Low Groups | 第52-71页 |
| 4.2.1 Discussion on Length of Production Units across NS,NNS-High and NNS-Low Groups | 第52-56页 |
| 4.2.2 Discussion on Sentence Complexity across NS,NNS-High and NNS-Low Groups | 第56-58页 |
| 4.2.3 Discussion on Subordination across NS,NNS-High and NNS-Low Groups | 第58-62页 |
| 4.2.4 Discussion on Coordination across NS,NNS-High and NNS-Low Groups | 第62-67页 |
| 4.2.5 Discussion on Phrasal Sophistication across NS,NNS—High and NNS-Low Groups | 第67-71页 |
| Chapter Five Conclusion | 第71-75页 |
| 5.1 Major Findings | 第71-72页 |
| 5.2 Implications | 第72-74页 |
| 5.3 Limitations and Recommendation for Future Research | 第74-75页 |
| Bibliography | 第75-83页 |
| Appendix Ⅰ | 第83-85页 |
| Appendix Ⅱ | 第85-86页 |
| Appendix Ⅲ | 第86-89页 |
| Acknowledgements | 第89页 |
