| Acknowledgement | 第1-8页 |
| Abstract(Chinese) | 第8-9页 |
| Abstract(English) | 第9-11页 |
| Table of Contents | 第11-13页 |
| List of Abbreviations | 第13-14页 |
| Chapter One Introduction | 第14-15页 |
| Chapter Two Literature Review | 第15-41页 |
| ·Overview | 第15-16页 |
| ·Prefabricated chunks | 第16-25页 |
| ·Definition and classification of prefabricated chunks | 第16-19页 |
| ·Criteria of identifying prefabricated chunks | 第19-23页 |
| ·A tentative working definition and criteria of prefabricated chunks | 第23-25页 |
| ·Functions of prefabricated chunks | 第25-33页 |
| ·Prefabricated chunks as form and function synthesis | 第25-29页 |
| ·A way of easing the burden of language processing | 第29-30页 |
| ·A way of facilitating language production | 第30-32页 |
| ·A way of facilitating the acquisition of the deeper and wider lexical knowledge | 第32-33页 |
| ·Prefabricated chunks in written discourse | 第33-38页 |
| ·The psychological reality of prefabricated chunks | 第38-41页 |
| Chapter Three Research Methodology | 第41-49页 |
| ·Objectives | 第41-42页 |
| ·Subjects | 第42页 |
| ·Instruments | 第42-43页 |
| ·Testing procedures | 第43-48页 |
| ·Criterion in scoring the compositions | 第48-49页 |
| Chapter Four Results and Discussion | 第49-60页 |
| ·Result analysis | 第49-57页 |
| ·Pretest | 第49-51页 |
| ·Comparison of the post-test scores between the two groups | 第51-52页 |
| ·Comparison of the scores of both groups in different times | 第52-53页 |
| ·Correlation between chunk competence and writing competence | 第53-55页 |
| ·Usage of different types of prefabricated chunks by students in the experimental group | 第55-57页 |
| ·Frequency of using prefabricated chunks | 第55-57页 |
| ·Comparison of the same type of prefabricated chunks in two different composition groups | 第57页 |
| ·Discussions | 第57-60页 |
| Chapter Five Conclusions | 第60-66页 |
| ·Conclusions | 第60-61页 |
| ·Significance of the findings | 第61-62页 |
| ·Implications of the present study | 第62-65页 |
| ·Limitations of the present study and suggestions for further study | 第65-66页 |
| References | 第66-69页 |
| Appendix Ⅰ | 第69-70页 |
| Appendix Ⅱ | 第70-75页 |
| Appendix Ⅲ | 第75-78页 |
| 个人简介 | 第78页 |
