| 摘要 | 第5-6页 |
| ABSTRACT | 第6页 |
| Chapter 1 Introduction | 第12-15页 |
| 1.1 Research Background | 第12-13页 |
| 1.2 Research Purpose and Significance | 第13-14页 |
| 1.3 Layout of the Thesis | 第14-15页 |
| Chapter 2 Literature Review | 第15-35页 |
| 2.1 Dynamic Systems Theory | 第15-28页 |
| 2.1.1 Definition and Characteristics of DST | 第15-19页 |
| 2.1.2 Dynamic Perspective of SLA | 第19-21页 |
| 2.1.3 DST and L2 Writing | 第21-28页 |
| 2.2 Genre | 第28-33页 |
| 2.2.1 Definition of Genre | 第28-30页 |
| 2.2.2 Classification of Genres | 第30-31页 |
| 2.2.3 Empirical Studies of L2 Writing Across Genres | 第31-33页 |
| 2.3 Summary | 第33-35页 |
| Chapter 3 Methodology | 第35-42页 |
| 3.1 Research Questions | 第35页 |
| 3.2 Participants | 第35-37页 |
| 3.3 Instruments | 第37-40页 |
| 3.3.1 Data Processing Software | 第37-38页 |
| 3.3.2 Semi-Structured Interviews | 第38页 |
| 3.3.3 Measures of Assessing Linguistic Complexity, Accuracy and Fluency | 第38-40页 |
| 3.4 Data Collection Procedures | 第40-42页 |
| Chapter 4 Results and Discussion | 第42-83页 |
| 4.1 Overall Description About the Development of Linguistic Complexity,Accuracy and Fluency | 第42-48页 |
| 4.1.1 Brief Introduction of the Development of Linguistic Complexity,Accuracy and Fluency | 第42-43页 |
| 4.1.2 Changes in Grammatical Complexity of Two Written Genres | 第43-45页 |
| 4.1.3 Changes in Vocabulary Complexity of Two Written Genres | 第45-46页 |
| 4.1.4 Changes in Linguistic Accuracy of Two Written Genres | 第46-47页 |
| 4.1.5 Changes in Linguistic Fluency of Two Written Genres | 第47-48页 |
| 4.2 Development of Grammatical Complexity | 第48-58页 |
| 4.2.1 Individuals' Grammatical Complexity Development in Narratives andArgumentative Essays | 第48-57页 |
| 4.2.2 Effect of Genres on the Development of Grammatical Complexity | 第57-58页 |
| 4.3 Development of Vocabulary Complexity | 第58-67页 |
| 4.3.1 Individuals' Vocabulary Complexity Development in Narratives andArgumentative Essays | 第58-66页 |
| 4.3.2 Effect of Genres on the Development of Vocabulary Complexity | 第66-67页 |
| 4.4 Development of Linguistic Accuracy | 第67-76页 |
| 4.4.1 Individuals' Linguistic Accuracy Development in Narratives andArgumentative Essays | 第67-75页 |
| 4.4.2 Effect of Genres on the Development of Linguistic Accuracy | 第75-76页 |
| 4.5 Development of Linguistic Fluency | 第76-82页 |
| 4.5.1 Individuals' Linguistic Fluency Development in Narratives andArgumentative Essays | 第76-81页 |
| 4.5.2 Effect of Genres on the Development of Linguistic Fluency | 第81-82页 |
| 4.6 Summary | 第82-83页 |
| Chapter 5 Conclusion | 第83-88页 |
| 5.1 Major Findings | 第83-85页 |
| 5.2 Pedagogical Implications | 第85-86页 |
| 5.3 Limitations and Suggestions | 第86-88页 |
| References | 第88-93页 |
| Acknowledgements | 第93页 |
