| Abstract | 第1-7页 |
| 中文摘要 | 第7-8页 |
| Contents | 第8-10页 |
| Chapter One Introduction | 第10-16页 |
| ·Background of the Research | 第10-12页 |
| ·Significance of the Research | 第12-14页 |
| ·Research Questions | 第14页 |
| ·Layout of the Thesis | 第14-16页 |
| Chapter Two Literature Review of Teacher Talk | 第16-24页 |
| ·Introduction | 第16页 |
| ·Definition of Teacher Talk | 第16-18页 |
| ·Studies on Teacher Talk | 第18-23页 |
| ·Teachers' Questions | 第20-22页 |
| ·Teachers' Feedback | 第22-23页 |
| ·Summary | 第23-24页 |
| Chapter Three A Sketch of Relevance Theory | 第24-32页 |
| ·Introduction | 第24页 |
| ·Key Notions and Principles of Relevance Theory | 第24-26页 |
| ·Ostensive-inferential Communication | 第26-28页 |
| ·Cognitive Environment and Mutual Manifestness | 第28-30页 |
| ·Summary | 第30-32页 |
| Chapter Four Research Methodology | 第32-38页 |
| ·Introduction | 第32-33页 |
| ·Subject Selection | 第33页 |
| ·Research Approach | 第33-34页 |
| ·Research Instrument | 第34-37页 |
| ·Classroom Observation | 第34-35页 |
| ·Transcriptions | 第35页 |
| ·Interview | 第35-37页 |
| ·Summary | 第37-38页 |
| Chapter Five Analysis and Discussion | 第38-66页 |
| ·Descriptive Analysis on the Result | 第38-42页 |
| ·Results of Classroom Observation | 第39-40页 |
| ·Results of Interview | 第40-42页 |
| ·the Nature of Teacher Talk in College English Classroom | 第42-53页 |
| ·Seeking the Optimal Relevance in Teacher Talk | 第43-47页 |
| ·Ostensive-inferential Communication in Teacher Talk | 第47-53页 |
| ·Factors Influencing Efficient Teacher Talk | 第53-64页 |
| ·Mutual Manifestness of Cognitive Environment | 第53-59页 |
| ·Optimal Relevance along with Contextual Effect and Processing Effort | 第59-64页 |
| ·Summary | 第64-66页 |
| Chapter Six Conclusion and Implications | 第66-73页 |
| ·Findings from the Research | 第66-69页 |
| ·Teachers' Questioning Strategy | 第68-69页 |
| ·Teachers' Feedback Strategy | 第69页 |
| ·Implications of the Study | 第69-71页 |
| ·Limitations of the Study and Suggestions for Further Research | 第71-73页 |
| Bibliography | 第73-77页 |
| Appendix | 第77-78页 |
| Acknowledgements | 第78页 |
