| Acknowledgements | 第1-6页 |
| Abstract | 第6-8页 |
| 摘要 | 第8-11页 |
| Chapter One Introduction | 第11-14页 |
| ·Significance of the study | 第11-13页 |
| ·Research questions | 第13页 |
| ·Organization of the thesis | 第13-14页 |
| Chapter Two Literature Review | 第14-37页 |
| ·Literature review on peer response | 第14-24页 |
| ·Theoretical foundations of peer response | 第14-20页 |
| ·Constructivism | 第14-16页 |
| ·ZPD Theory | 第16-18页 |
| ·Collaborative learning theory | 第18-20页 |
| ·Current studies on L2/FL peer response | 第20-24页 |
| ·Process of L2/FL peer response | 第20-22页 |
| ·Benefits and drawbacks of L2/FL peer response | 第22-24页 |
| ·Literature review on teacher roles | 第24-37页 |
| ·Definition of ‘role’and teacher roles | 第25-26页 |
| ·Factors affecting teacher roles | 第26-27页 |
| ·Current studies on teacher roles | 第27-30页 |
| ·Teacher roles in the traditional classroom | 第28-29页 |
| ·Teacher roles in the in learner-centered classroom | 第29-30页 |
| ·Teacher roles based on theoretical foundations of peer response | 第30-37页 |
| ·Teacher roles based on constructivism | 第30-32页 |
| ·Teacher role based on ZPD theory | 第32-34页 |
| ·Teacher roles based on collaborative learning theory | 第34-37页 |
| Chapter Three The Study | 第37-47页 |
| ·Research questions | 第37页 |
| ·Subjects | 第37-38页 |
| ·Pilot study | 第38-41页 |
| ·Procedures | 第38-39页 |
| ·Problems and adjustments | 第39-41页 |
| ·Experiment | 第41-45页 |
| ·Pretest | 第41-42页 |
| ·Procedures | 第42-44页 |
| ·Posttest | 第44页 |
| ·Students’self-reflection | 第44页 |
| ·Questionnaires | 第44-45页 |
| ·Consideration for validity and reliability | 第45-46页 |
| ·Data collection | 第46-47页 |
| Chapter Four Data Analysis and Discussion | 第47-67页 |
| ·Roles of the teacher in peer response activity of EFL writing | 第47-55页 |
| ·Notes of the teacher’s observation | 第47-54页 |
| ·Questionnaire survey | 第54-55页 |
| ·Effects of teacher roles on students’attitudes toward peer response and writing in general | 第55-62页 |
| ·Questionnaire survey | 第56-61页 |
| ·Students’attitudes towards peer response | 第56-59页 |
| ·Students’attitudes towards writing in general | 第59-61页 |
| ·Students’self-reflection | 第61-62页 |
| ·Effects of teacher roles on students’achievement of English writing | 第62-67页 |
| ·Test scores analysis | 第62-64页 |
| ·Case studies | 第64-67页 |
| Chapter Five Conclusion, Limitations and Implications | 第67-70页 |
| ·Summary of major findings | 第67-68页 |
| ·Implications | 第68页 |
| ·Limitations | 第68-70页 |
| Bibliography | 第70-78页 |
| Appendixes | 第78-88页 |
| 攻读硕士学位期间的研究成果 | 第88页 |
