| Acknowledgments | 第1-6页 |
| 摘要 | 第6-7页 |
| ABSTRACT | 第7-9页 |
| LIST OF TABLES | 第9-10页 |
| LIST OF ABBREVIATIONS | 第10-11页 |
| CONTENTS | 第11-14页 |
| Chapter One Introduction | 第14-18页 |
| ·Research Background | 第14-16页 |
| ·Research Questions | 第16页 |
| ·Thesis Organization | 第16-18页 |
| Chapter Two Literature Review | 第18-34页 |
| ·Review of Teacher Talk | 第18-29页 |
| ·Defining Teacher Talk | 第18-22页 |
| ·Classroom Questions of Teacher Talk | 第22-27页 |
| ·Classifications of Questions | 第23-24页 |
| ·Related Studies of Questions | 第24-27页 |
| ·Teacher's Feedback | 第27-29页 |
| ·Teacher- student Interaction | 第29-30页 |
| ·Exchange of Classroom interaction | 第29-30页 |
| ·Turn- taking of Teacher Talk | 第30页 |
| ·The Input Hypothesis by Krashen | 第30-31页 |
| ·The Zone of Proximal Development | 第31-34页 |
| Chapter Three Methodology | 第34-39页 |
| ·Objective | 第34页 |
| ·Subjects | 第34-35页 |
| ·Instruments | 第35-38页 |
| ·Recording of the Lessons | 第36-37页 |
| ·Questionnaire | 第37页 |
| ·Interview | 第37-38页 |
| ·Data Collection | 第38-39页 |
| Chapter Four Data Analysis and Discussion | 第39-74页 |
| ·The Amount of Teacher Talk and Student Talk | 第39-42页 |
| ·The Characteristics of Teacher Talk | 第42-47页 |
| ·Teachers' Questioning Behavior | 第47-55页 |
| ·The Frequency of Display Questions and Referential Questions | 第47-50页 |
| ·The Distribution of Display Questions and Referential Questions | 第50-54页 |
| ·The Result of the Interview | 第54-55页 |
| ·The Interaction Modification | 第55-65页 |
| ·The Type of Interaction Modification | 第55-56页 |
| ·The Frequency of Interaction Modification | 第56-65页 |
| ·Comprehension Check | 第57-61页 |
| ·Confirmation Check | 第61-63页 |
| ·Clarification Request | 第63-65页 |
| ·Teacher's Feedback | 第65-73页 |
| ·The Frequency of Positive Feedback and Negative Feedback | 第65-66页 |
| ·The Types of Positive Feedback | 第66-71页 |
| ·The Types of Negative Feedback | 第71-73页 |
| ·Summary | 第73-74页 |
| Chapter 5 Conclusion | 第74-80页 |
| ·Major Findings | 第74-75页 |
| ·Strategies of Optimizing Teacher Talk in Senior English Teaching | 第75-79页 |
| ·Strategy1:Improving the Quality of Teacher Talk to Make Senior English Teaching More Effective | 第76-77页 |
| ·Strategy2:Using Teacher Talk to Create More Communicative Environment for Learning and Teaching | 第77-79页 |
| ·Limitations of This Research & Suggestions for Future Study | 第79-80页 |
| Bibliography | 第80-86页 |
| Appendix Ⅰ The Questionnaire on Teacher Talk in EFL Classroom | 第86-90页 |
| Appendix Ⅱ Interview Questions for the Teachers | 第90-91页 |
| Appendix Ⅲ Rules of Transcription | 第91-92页 |
| Appendix Ⅳ Publications | 第92页 |
