| Acknowledgements | 第4-5页 |
| Abstract | 第5-6页 |
| 摘要 | 第7-11页 |
| Introduction | 第11-15页 |
| Chapter One Literature Review | 第15-40页 |
| 1.1 Prefabricated Chunks | 第15-25页 |
| 1.1.1 Definitions of Prefabricated Chunks | 第15-18页 |
| 1.1.2 Classifications of Prefabricated Chunks | 第18-21页 |
| 1.1.3 Functions of Prefabricated Chunks | 第21-24页 |
| 1.1.4 Criteria of Identifying Prefabricated Chunks | 第24-25页 |
| 1.2 Prefabricated Chunks in Language Learning | 第25-31页 |
| 1.2.1 Prefabricated Chunks and Development of Language Competence | 第25-27页 |
| 1.2.2 Prefabricated Chunks in First Language Acquisition | 第27-28页 |
| 1.2.3 Prefabricated Chunks in Second Language Acquisition | 第28-30页 |
| 1.2.4 Cognitive and Psychological Processing of Prefabricated Chunks | 第30-31页 |
| 1.3 Prefabricated Chunks and English Writing | 第31-35页 |
| 1.3.1 Writing as both Process and Product | 第31-33页 |
| 1.3.2 Prefabricated Chunks in English Writing | 第33-35页 |
| 1.4 Overview of Chunk-based Approach | 第35-40页 |
| 1.4.1 Theoretical Basis of Chunk-based Approach | 第35-36页 |
| 1.4.2 Studies of Chunk-based Approach Abroad | 第36-38页 |
| 1.4.3 Studies of Chunk-based Approach at Home | 第38-40页 |
| Chapter Two Research Methodology | 第40-45页 |
| 2.1 Hypotheses | 第40-41页 |
| 2.2 Subjects | 第41页 |
| 2.3 Instruments | 第41-43页 |
| 2.3.1 Questionnaire | 第41-43页 |
| 2.3.2 Texts of Composition | 第43页 |
| 2.4 Data Collection | 第43-45页 |
| Chapter Three Analysis and Results | 第45-65页 |
| 3.1 Analysis of Questionnaire | 第45-53页 |
| 3.1.1 Students’ Awareness of Prefabricated Chunks and Their Attitude Towards ChunksLearning | 第45-48页 |
| 3.1.2 Strategies Applied by Students in Prefabricated Chunks Learning | 第48-52页 |
| 3.1.3 Interaction of Students’ Awareness, Attitude and Strategies in Chunks Learning | 第52-53页 |
| 3.2 Analysis of Composition | 第53-63页 |
| 3.2.1 Writing Test Results of High and Low Grade Groups | 第54-55页 |
| 3.2.2 Actual Use of Prefabricated Chunks of High and Low Grade Groups | 第55-59页 |
| 3.2.3 Students’ Awareness and Attitude of High and Low Grade Groups | 第59-61页 |
| 3.2.4 Correlation Between Actual Use of Prefabricated Chunks and Writing Proficiency | 第61-63页 |
| 3.3 Summary | 第63-65页 |
| Chapter Four Pedagogical Implications | 第65-71页 |
| 4.1 Significance of Prefabricated Chunks in Language Learning | 第65-66页 |
| 4.2 Implications for Teaching | 第66-68页 |
| 4.3 Implications for Learning | 第68-71页 |
| Conclusion | 第71-73页 |
| Bibliography | 第73-76页 |
| Appendix | 第76-78页 |
