| 摘要 | 第1-5页 |
| Abstract | 第5-7页 |
| List of Abbreviations | 第7-8页 |
| List of Figures and Tables | 第8-11页 |
| Chapter One Introduction | 第11-16页 |
| ·Background of the Research | 第11-13页 |
| ·Background of Chunks Study | 第11-12页 |
| ·The English Writing of Chinese EFL Learners | 第12-13页 |
| ·Significance of the Research | 第13-14页 |
| ·Research Objectives | 第14-15页 |
| ·Organization of the Thesis | 第15-16页 |
| Chapter Two Literature Review | 第16-41页 |
| ·The Introduction of Chunks | 第16-22页 |
| ·Definition of Chunks | 第16-19页 |
| ·Classifications of Chunks | 第19-22页 |
| ·Discourse Devices | 第22-26页 |
| ·The Role of Chunks in English Writing | 第26-28页 |
| ·Relevant Studies on the Use of Chunks at Home and Abroad | 第28-41页 |
| ·Relevant Studies on Chunks Abroad | 第28-36页 |
| ·Empirical Studies on Chunks in Second Language Acquisition | 第31-34页 |
| ·Studies on Chunks in Second Language Teaching | 第34-36页 |
| ·Studies on Chunks in China | 第36-41页 |
| Chapter Three Research Design and Methodology | 第41-51页 |
| ·Research Questions | 第41页 |
| ·Instrument | 第41-43页 |
| ·Corpus used in the present study | 第41-43页 |
| ·The Software Employed | 第43页 |
| ·Research Procedure | 第43-51页 |
| ·Procedure for the First Part | 第43-47页 |
| ·Identification of Chunks as Discourse Devices | 第43-46页 |
| ·Macro-organizers Identified in L2 Learners’ Writing | 第46-47页 |
| ·Calculating the Frequency, Variety and Distribution of Discourse Devices | 第47页 |
| ·Procedure for the Second Part | 第47-51页 |
| ·Sample Selection | 第47-48页 |
| ·Data Collection | 第48-51页 |
| Chapter Four Results and Discussion | 第51-61页 |
| ·General Characteristics on the Use of Chunks as Discourse Devices | 第51-55页 |
| ·General Characteristics on the Use of Discourse Devices | 第51-54页 |
| ·The Global and Local Cohesion of Writing | 第54-55页 |
| ·Comparison on Chunks as Discourse Devices between Two Groups | 第55-58页 |
| ·Differences in Frequency between Two Groups | 第55-57页 |
| ·Differences in Frequency Concerning All the Six Categories | 第55-56页 |
| ·Difference in Frequency at the Global and Local Level | 第56-57页 |
| ·Difference in Types between the Two Groups | 第57-58页 |
| ·Correlation between Chunks as Discourse Devices and Writing Proficiency | 第58-61页 |
| Chapter Five Conclusion | 第61-66页 |
| ·Major Findings | 第61-62页 |
| ·Pedagogical Implications | 第62-64页 |
| ·Limitations of the Present Research and Suggestions for Future Research | 第64-66页 |
| References | 第66-72页 |
| Appendices | 第72-77页 |
| 硕士期间发表文章 | 第77-78页 |
| Acknowledgements | 第78页 |
