| Acknowledgements | 第1-5页 |
| ABSTRACT | 第5-7页 |
| 摘要 | 第7-11页 |
| Chapter 1 Introduction | 第11-17页 |
| ·The Background of the Study | 第11-12页 |
| ·The Significance of the Study | 第12-14页 |
| ·The Hypotheses and Methodology of the Study | 第14页 |
| ·The Organization of the Whole Thesis | 第14-17页 |
| Chapter 2 Literature Review | 第17-37页 |
| ·Process from Input to Comprehensible Output | 第17-22页 |
| ·The Input Hypothesis | 第17-18页 |
| ·The Output Hypothesis | 第18-22页 |
| ·Research on the Output Hypothesis abroad | 第22-25页 |
| ·Theoretical Research | 第22-24页 |
| ·Empirical Research on the Output Hypothesis | 第24-25页 |
| ·Previous Research on Output Hypothesis at Home | 第25-26页 |
| ·From the Output Hypothesis to Length Approach | 第26-27页 |
| ·Introduction to the Length Approach | 第27-37页 |
| ·Background of the Length Approach | 第28-29页 |
| ·Implementing Ways of the Length Approach | 第29-31页 |
| ·The Differences between Traditional Writing Mode and the Length Approach | 第31-33页 |
| ·Research about the Length Approach | 第33-34页 |
| ·Appraisal of the Length Approach | 第34-37页 |
| Chapter 3 Research Design | 第37-43页 |
| ·Research Questions | 第37页 |
| ·Subjects | 第37-38页 |
| ·Instruments | 第38页 |
| ·Procedures | 第38-42页 |
| ·Designing Writing Assignments | 第38-40页 |
| ·The Process of Writing | 第40页 |
| ·Evaluation System | 第40-42页 |
| ·Study Methods | 第42-43页 |
| Chapter 4 Data Presentation and Discussion | 第43-57页 |
| ·Analysis of the Results of the Tests | 第43-45页 |
| ·The Pre-test | 第43-44页 |
| ·The Post-test | 第44-45页 |
| ·Analysis of the Questionnaires | 第45-56页 |
| ·The Structure of the Questionnaires | 第46-47页 |
| ·The Contents of the Questionnaires | 第47页 |
| ·Analysis of the Results and Discussion | 第47-56页 |
| ·Summary | 第56-57页 |
| Chapter 5 Conclusion | 第57-63页 |
| ·The Conclusion of the Whole Study | 第57-58页 |
| ·The Limitations of the Study | 第58页 |
| ·Implications of the Study | 第58-63页 |
| ·Something Needs to Be Paid Attention to in the Experiment | 第59页 |
| ·Teachers and Students Should Change Their Roles in the Writing Class | 第59-61页 |
| ·More Importance Should be Attached to Language Output | 第61-63页 |
| Bibliography | 第63-69页 |
| Appendix | 第69-75页 |
