| Acknowledgements | 第1-6页 |
| Abstract in English | 第6-8页 |
| Abstract in Chinese | 第8-15页 |
| Chapter 1 Introduction | 第15-23页 |
| ·Background of the Study | 第15-20页 |
| ·Significance of the Study | 第20-21页 |
| ·Purpose of the Study | 第21页 |
| ·Overall Structure of the Thesis | 第21-23页 |
| Chapter 2 Literature Review | 第23-44页 |
| ·Introduction of Lexical Chunk | 第23-30页 |
| ·Definitions of Lexical Chunk | 第23-24页 |
| ·Classifications of Lexical Chunks | 第24-29页 |
| ·Features of Lexical Chunks | 第29-30页 |
| ·Introduction of Lexial-chunk Approach | 第30-35页 |
| ·Background of Lexical-chunk Approach | 第30-32页 |
| ·Basic Concepts of Lexical-chunk Approach | 第32-34页 |
| ·Principles of Lexical-chunk Approach | 第34-35页 |
| ·Introduction of English Writing | 第35-38页 |
| ·Definitions of English Writing | 第35-36页 |
| ·Approaches of Writing Teaching | 第36-38页 |
| ·The Relationship Between Lexical-chunk Approach and English Writing | 第38-40页 |
| ·Previous Studies of Lexical-chunk Approach on English Writing Teaching | 第40-44页 |
| ·Studies Abroad | 第40-41页 |
| ·Studies At Home | 第41-44页 |
| Chapter 3 Methodology | 第44-57页 |
| ·Research Questions | 第44页 |
| ·Subjects | 第44-45页 |
| ·Instruments | 第45-47页 |
| ·Pre-test | 第45-46页 |
| ·Post-test | 第46-47页 |
| ·Procedure | 第47-55页 |
| ·Input Lexical Chunks | 第48-51页 |
| ·Output Lexical Chunks | 第51-55页 |
| ·Data Collection and Analysis | 第55-57页 |
| Chapter 4 Results and Discussions | 第57-83页 |
| ·Results | 第57-72页 |
| ·Results of the Pre-test | 第57-64页 |
| ·Results of the Post-test | 第64-67页 |
| ·Comparison Between the Pre-test and Post-test in EC | 第67-72页 |
| ·Discussions | 第72-83页 |
| ·Discussion on the Effects of Lexical-chunk Approach on theQuantity and Categories of Lexical Chunks in Students’ Compositions | 第72-77页 |
| ·Discussion on the Effects of Lexical-chunk Approach on Students’ Writing Proficiency | 第77-83页 |
| Chapter 5 Conclusion | 第83-87页 |
| ·Major Findings | 第83-84页 |
| ·Pedagogical Implications | 第84-85页 |
| ·Limitations of the Study | 第85-86页 |
| ·Suggestions for the Further Study | 第86-87页 |
| References | 第87-90页 |
| Appendix A | 第90-91页 |
| Appendix B | 第91-92页 |
| Appendix C | 第92-93页 |
