| Chapter One Introduction | 第1-17页 |
| ·The Rationale for the Study | 第10-11页 |
| ·The Need for the Study | 第11-15页 |
| ·Recent Reforms in ELT in China | 第11-13页 |
| ·Needs of English Learners in Chinese Universities | 第13-14页 |
| ·Classroom Dynamics in ELT in Chinese Universities | 第14-15页 |
| ·The Overall Structure of the Thesis | 第15-17页 |
| Chapter Two Theoretical Framework of Mediation | 第17-34页 |
| ·Cognitive Approach | 第17-20页 |
| ·Constructivism | 第17-18页 |
| ·Implications of Constructivism in ELT | 第18-20页 |
| ·Humanistic Approach | 第20-23页 |
| ·Humanism | 第20-22页 |
| ·Implications of humanism in ELT | 第22-23页 |
| ·Social Interactionism | 第23-32页 |
| ·General Introduction of Social Interactionism | 第23-25页 |
| ·Vygotsky's Concept of ZPD | 第25-26页 |
| ·Feuerstein's Theory of Mediation | 第26-28页 |
| ·Mediation Tools | 第28-31页 |
| ·The Significance of ZPD and Mediation in ELT | 第31-32页 |
| ·Related Researches on the Role of the Teacher-as-Mediator | 第32-34页 |
| Chapter Three Methodology | 第34-39页 |
| ·Research Questions | 第34页 |
| ·Subjects | 第34-35页 |
| ·Instruments | 第35-37页 |
| ·Questionnaires | 第35-36页 |
| ·Interviews | 第36-37页 |
| ·Procedure | 第37-39页 |
| Chapter Four Results and Discussion | 第39-61页 |
| ·Perceptions of the Importance of Mediation Tool Use | 第39-48页 |
| ·Tools of Creater Importance to both Teachers and Students | 第40-44页 |
| ·Tools of Less Importance to both Teachers and Students | 第44-46页 |
| ·Teachers' Low Opinions of Awareness of Change | 第46-47页 |
| ·Students' Low Opinions of Challenge | 第47-48页 |
| ·Differences in Perceiving the Importance of Mediation Tool Use | 第48-53页 |
| ·Tools of Significance and Purpose beyond the Here and Now | 第49-51页 |
| ·Tool of Co-operation | 第51-53页 |
| ·Perceptions of the Frequency of Mediation Tool Use | 第53-55页 |
| ·Differences in Perceiving the Frequency of Mediation Tool Use | 第55-61页 |
| ·Tools of Shared Intention and Sense of Competence | 第56-58页 |
| ·Tool of Positive Thinking | 第58-59页 |
| ·Tool of Individuality | 第59-61页 |
| Chapter Five Conclusion | 第61-67页 |
| ·Summary of Major Findings | 第61页 |
| ·Implications of the Study | 第61-65页 |
| ·Teachers' Mediation Role | 第63-64页 |
| ·Need for Negotiation | 第64-65页 |
| ·Limitations of the Study and Suggestions for Further Research | 第65-67页 |
| References | 第67-70页 |
| Appendix Ⅰ Teachers' Mediation Questionnaire | 第70-72页 |
| Appendix Ⅱ Students' Mediation Questionnaire | 第72-74页 |
| Appendix Ⅲ Follow-up Interview Questions for Teachers | 第74-75页 |
| Appendix Ⅳ Follow-up Interview Questions for Students | 第75-76页 |
| Publications | 第76-77页 |
| Acknowledgements | 第77-78页 |
| Resume | 第78页 |
