| Acknowledgements | 第1-4页 |
| Table of Contents | 第4-8页 |
| English Abstract | 第8-10页 |
| Chinese Abstract | 第10-12页 |
| A List of Figures and Tables | 第12-13页 |
| Abbreviations Used in This Thesis | 第13-14页 |
| Chapter 1 Introduction | 第14-20页 |
| ·Background of the Research | 第14-17页 |
| ·Theoretical Background | 第14-15页 |
| ·Present Educational Background | 第15-16页 |
| ·Significance of the Present Study | 第16-17页 |
| ·Statement of the Purpose and Research Questions | 第17-18页 |
| ·Definitions of Terms | 第18-19页 |
| ·Outline of the Research | 第19-20页 |
| Chapter 2 Literature Review | 第20-37页 |
| ·Concerning the Nature of Language and Chunk | 第20-22页 |
| ·The Memory Base of Language | 第20-21页 |
| ·The Nature of Language Chunk | 第21-22页 |
| ·The Identification of Language Chunks | 第22-26页 |
| ·A Scale of Variability | 第22-25页 |
| ·Levels of Language Chunks | 第25-26页 |
| ·The Studies of Language Chunks | 第26-31页 |
| ·Empirical Researches into Language Chunks | 第26-29页 |
| ·Limitations of the Previous Studies | 第29-31页 |
| ·Role of "Noticing" | 第31-33页 |
| ·Noticing Hypothesis | 第31-32页 |
| ·Empirical Evidences and Implications | 第32-33页 |
| ·Detailed Definitions of Key Terms | 第33-37页 |
| ·T-units and Error-free T-units | 第33-34页 |
| ·Writing Accuracy | 第34-35页 |
| ·Writing Fluency | 第35-37页 |
| Chapter 3 Methodology of the Research | 第37-67页 |
| ·Framework of the Experimental Research Design | 第37-38页 |
| ·Subjects | 第38-39页 |
| ·Instruments | 第39-47页 |
| ·Materials | 第40页 |
| ·Level-of-Attention Tests | 第40-45页 |
| ·Writing Tasks | 第45页 |
| ·Questionnaires and Interviews | 第45-47页 |
| ·The Procedure of the Experiment | 第47-59页 |
| ·The Implementation of the Pretest on Writing | 第49页 |
| ·A Start: The Pilot Study | 第49-55页 |
| ·Treatment Conditions | 第51-52页 |
| ·Students' Feedback from the Pilot Study | 第52-54页 |
| ·Problems and Some Modifications | 第54-55页 |
| ·The Main Experiment | 第55-58页 |
| ·The Posttest on Writing | 第58-59页 |
| ·Questionnaire Surveys and Interview | 第59页 |
| ·Data Collection and Processing | 第59-67页 |
| ·Demarcations between Chunks and Non-chunks | 第60页 |
| ·Measurement of Writing Quality | 第60-62页 |
| ·Identifying Errors | 第62-64页 |
| ·Data Collection | 第64-67页 |
| Chapter 4 The Presentation of the Research Results | 第67-78页 |
| ·The Result of the Pretest | 第67-69页 |
| ·The Result of the Pilot Study | 第69-70页 |
| ·The Result of the Posttest | 第70-72页 |
| ·Quantitative Data from Questionnaires | 第72-74页 |
| ·Qualitative Data from the Group Interview | 第74-78页 |
| Chapter 5 Analysis and Discussion | 第78-88页 |
| ·A Detailed Analysis on the Results of the Study | 第78-86页 |
| ·Analysis of the Results in the Pretest on Writing | 第78-79页 |
| ·Analysis of the Results in the Pilot Study | 第79-81页 |
| ·Analysis of the Results in the Posttest on Writing | 第81-86页 |
| ·Use of English Chunks in the Composition | 第81-82页 |
| ·Accuracy and Fluency of Writing | 第82-83页 |
| ·Correlation between the Use of Chunks and the Quality of EFL Writing | 第83-85页 |
| ·Comparison of the Achievements between Pre-and Posttests on Writing | 第85-86页 |
| ·A Detailed Analysis on the Questionnaires | 第86-88页 |
| Chapter 6 Conclusion | 第88-95页 |
| ·Conclusions | 第88-89页 |
| ·Implications | 第89-91页 |
| ·Limitations of the Study | 第91-93页 |
| ·Recommendations for Future Research | 第93-95页 |
| Appendix 1. Reading Passages and Cloze Tests for This Experiment | 第95-111页 |
| Appendix 2. Questionnaires | 第111-113页 |
| Appendix 3. Rating Criteria for Writing in TEM-4 | 第113-114页 |
| Appendix 4. Some Writing Samples from This Experiment | 第114-116页 |
| Bibliography | 第116-122页 |
