| Abstract | 第4-6页 |
| 摘要 | 第7-11页 |
| Introduction | 第11-17页 |
| Chapter One Literature Review | 第17-39页 |
| 1.1 Controversies over the Use of Written Corrective Feedback in L2Writing Instruction | 第17-27页 |
| 1.2 Studies on Direct and Indirect Written Corrective Feedback | 第27-33页 |
| 1.3 Summary | 第33-39页 |
| Chapter Two Theoretic Basis | 第39-49页 |
| 2.1 Noticing Hypothesis | 第39-43页 |
| 2.1.1 Core Notion of Noticing Hypothesis | 第39-41页 |
| 2.1.2 WCF as a Noticing Facilitator | 第41-43页 |
| 2.2 Output Hypothesis | 第43-49页 |
| 2.2.1 Core Notion of Output Hypothesis | 第43-46页 |
| 2.2.2 Comprehensible Output and WCF | 第46-49页 |
| Chapter Three Methodology | 第49-63页 |
| 3.1 Research Design | 第49-56页 |
| 3.1.1 Research Questions | 第49-51页 |
| 3.1.2 Research Subjects | 第51-54页 |
| 3.1.3 Research Instruments | 第54-56页 |
| 3.2 Research Procedure | 第56-63页 |
| 3.2.1 Data Collection | 第58-60页 |
| 3.2.2 Data Analysis | 第60-63页 |
| Chapter Four Results and Discussion | 第63-81页 |
| 4.1 Effects of the Direct and Indirect WCF on Writing Accuracy | 第63-74页 |
| 4.1.1 Results of the Writing Accuracy in Each Group | 第63-70页 |
| 4.1.2 Discussion on the Effects of Different WCF in Each Group | 第70-74页 |
| 4.2 Different Effects of WCF between Higher- and Lower-levelStudents | 第74-81页 |
| 4.2.1 Results of the Writing Accuracy of Students at Each Level | 第74-77页 |
| 4.2.2 Discussion on Different Effects of WCF between Higher- and Lower-level Students | 第77-81页 |
| Conclusion | 第81-87页 |
| References | 第87-97页 |
| Appendix ⅠSix Writing Topics | 第97-99页 |
| Appendix Ⅱ Error-recording Chart | 第99-100页 |
| Appendix Ⅲ Guideline for Correcting Compositions | 第100-101页 |
| Acknowledgements | 第101-102页 |
