| Acknowledgements | 第1-7页 |
| Abstract | 第7-9页 |
| 摘要 | 第9-14页 |
| List of Tables | 第14-15页 |
| List of Abbreviations | 第15-16页 |
| Chapter 1 Introduction | 第16-19页 |
| ·Background of the Study | 第16-17页 |
| ·Significance of the Study | 第17-18页 |
| ·Structure of the Thesis | 第18-19页 |
| Chapter 2 Literature Review | 第19-42页 |
| ·Lexical Chucks | 第19-27页 |
| ·Definition of Lexical Chunk | 第19-21页 |
| ·Categorization of Lexical Chunks | 第21-26页 |
| ·Criteria to Identifying Lexical Chunks | 第26-27页 |
| ·Research Findings about Lexical Chunks | 第27-32页 |
| ·Lexical Chunks in Corpus Linguistics | 第27-28页 |
| ·Lexical Chunks in Psycholinguistics | 第28-29页 |
| ·Lexical Chunks and Language Acquisition | 第29-32页 |
| ·Lexical Chunks in First Language Acquisition | 第30-31页 |
| ·Lexical Chunks in Second Language Acquisition | 第31-32页 |
| ·The Function of Lexical Chunks in Language Acquisition | 第32-36页 |
| ·Promoting Native-like selection and Native-like Fluency | 第33-35页 |
| ·Cultivating Discourse-organizing Ability | 第35-36页 |
| ·Applying Lexical Chunks in Language Teaching and Learning | 第36-42页 |
| ·Nattinger and Decarrico's Approach | 第36-38页 |
| ·Lewis' Approach | 第38-39页 |
| ·Lexical Chunks and Writing | 第39-42页 |
| ·Writing as Both Product and Process | 第39-40页 |
| ·Writing with Lexical Chunks | 第40-42页 |
| Chapter 3 Methodology | 第42-50页 |
| ·Research Questions | 第42页 |
| ·Subjects | 第42-43页 |
| ·Instruments | 第43-44页 |
| ·Experiment | 第43页 |
| ·Questionnaire | 第43-44页 |
| ·Procedure | 第44-48页 |
| ·Data Collection | 第48-49页 |
| ·Data Analysis | 第49-50页 |
| Chapter 4 Results and Discussion | 第50-69页 |
| ·Results of Present Study | 第50-64页 |
| ·Writing Scores of EG and CG | 第50-55页 |
| ·The Number of Lexical Chunks Used in EG and CG | 第55-61页 |
| ·Results of the Questionnaire | 第61-64页 |
| ·Discussion on Research | 第64-69页 |
| ·The Effects of Lexical Chunks on Non-English Majors' Writing | 第64-66页 |
| ·Significant Difference in the Number of Lexical Chunks after Experiment | 第66页 |
| ·Students' Attitude toward the Application of Lexical Chunks | 第66-69页 |
| Chapter 5 Conclusions | 第69-76页 |
| ·Major Findings | 第69-71页 |
| ·Implications | 第71-74页 |
| ·Limitations | 第74页 |
| ·Suggestions | 第74-76页 |
| References | 第76-80页 |
| Appendix A | 第80-83页 |
| Appendix B | 第83-84页 |
| Appendix C | 第84页 |
