| 摘要 | 第1-6页 |
| ABSTRACT | 第6-10页 |
| Chapter One Introduction | 第10-14页 |
| ·Research Background | 第10-11页 |
| ·Objective of the Present Research | 第11-12页 |
| ·Significance of the Present Research | 第12-13页 |
| ·Framework of the Present Research | 第13-14页 |
| Chapter Two Literature Review | 第14-31页 |
| ·Theoretical Foundation | 第14-19页 |
| ·Krashen's input hypothesis | 第14-15页 |
| ·Long's interaction hypothesis | 第15-18页 |
| ·Swain's output hypothesis | 第18-19页 |
| ·The affective filter hypothesis | 第19页 |
| ·Discourse Analysis | 第19-21页 |
| ·Definition | 第19-20页 |
| ·Development of discourse analysis | 第20-21页 |
| ·Classroom Discourse Analysis | 第21-24页 |
| ·Definition | 第21-22页 |
| ·IRF structure | 第22-24页 |
| ·Teacter Talk | 第24-31页 |
| ·Definition | 第24页 |
| ·Teacher's question | 第24-26页 |
| ·Teacher's feedback | 第26-28页 |
| ·Negotiated interaction | 第28-31页 |
| Chapter Three Research Method | 第31-34页 |
| ·Research Questions | 第31页 |
| ·Subjects | 第31-32页 |
| ·Instrument | 第32页 |
| ·Data Collection | 第32-33页 |
| ·Data Analysis | 第33-34页 |
| Chapter Four Results and Discussions | 第34-45页 |
| ·Results of the Diversity of Teacher Talk of the Three Types of Teachers | 第34页 |
| ·Results of the Amount of Teacher Talk of the Three Types of Teachers | 第34-36页 |
| ·Results of Different Teachers' Questions of the Three Types of Teachers | 第36-38页 |
| ·Results of Different Interactional Modifications of the Three Types of Teachers | 第38-39页 |
| ·Results of Different Types of Feedback of the Three Types of Teachers | 第39-40页 |
| ·Results of Different Classroom Discourse Structures of the Three Types of Teachers | 第40-42页 |
| ·Major Findings | 第42-45页 |
| Chapter Five Conclusion | 第45-50页 |
| ·Summary of the Present Study | 第45页 |
| ·Pedagogical Implications | 第45-48页 |
| ·Minimizing teachers' talk time and encouraging students to talk more in class | 第46页 |
| ·Asking more referential questions | 第46-47页 |
| ·Involving the students more in meaning negotiations | 第47页 |
| ·Giving feedback properly | 第47-48页 |
| ·Extending more classroom discourse structures | 第48页 |
| ·Changing the role of teachers in classroom | 第48页 |
| ·Limitations and Suggestions of the Present Study | 第48-50页 |
| Bibliography | 第50-53页 |
| Appendix 1 | 第53-55页 |
| Appendix 2 | 第55-57页 |
| Acknowledgement | 第57-58页 |
| 作者简介 | 第58页 |
