| Acknowledgements | 第1-7页 |
| Abstract | 第7-9页 |
| 内容摘要 | 第9-11页 |
| Chapter One Introduction | 第11-15页 |
| ·Background of the Research | 第11-12页 |
| ·Objectives of the Research | 第12-13页 |
| ·Significance of the Research | 第13页 |
| ·Organization of the Thesis | 第13-15页 |
| Chapter Two Literature Review | 第15-30页 |
| ·Socio-Constructivist View of Learning | 第15-22页 |
| ·Vygotsky's Zone of Proximal Development (ZPD) | 第16-18页 |
| ·Previous Researches on Scaffolding | 第18-20页 |
| ·The Relationship Between Scaffolding and the Zone of Proximal Development | 第20-22页 |
| ·Teacher Talk | 第22-27页 |
| ·Definition of Teacher Talk | 第22-23页 |
| ·Previous Researches on Teacher Talk | 第23-25页 |
| ·Basic Structure of Teacher-Student Interaction | 第25-27页 |
| ·The Influence of Scaffolding on Teacher-Student Interaction | 第27-30页 |
| Chapter Three Research Design | 第30-33页 |
| ·Subjects | 第30页 |
| ·Research Questions | 第30-31页 |
| ·Research Methods | 第31页 |
| ·Data Collection | 第31-33页 |
| Chapter Four Classroom Observation and Data Analysis | 第33-51页 |
| ·Features of Successful Scaffolding | 第33-42页 |
| ·Excerpt One | 第33-36页 |
| ·Excerpt Two | 第36-40页 |
| ·Excerpt Three | 第40-42页 |
| ·Features of Unsuccessful Scaffolding | 第42-49页 |
| ·Excerpt Four | 第42-46页 |
| ·Excerpt Five | 第46-49页 |
| ·Summary | 第49-51页 |
| Chapter Five Research Findings | 第51-56页 |
| ·Determining Students' Zone of Proximal Development (ZPD) | 第51-52页 |
| ·Approaches to Providing Students with Successful Scaffolding | 第52-56页 |
| ·Involving Students More in Meaning Negotiation and Interaction | 第52-53页 |
| ·Tolerating Students' Silence and Tuning up the Disorder | 第53-54页 |
| ·Empowering Students to Deliver Their Own Ideas and Creating a Democratic Atmosphere | 第54-55页 |
| ·Providing Inspiring Turn Control Structures and Offering Constructive Evaluation or Confirmation | 第55-56页 |
| Chapter Six Conclusion | 第56-60页 |
| References | 第60-65页 |
