| Acknowledgments | 第1-6页 |
| Abstract | 第6-7页 |
| 摘要 | 第7-8页 |
| Table of Contents | 第8-10页 |
| Chapter Ⅰ Introduction | 第10-15页 |
| ·Research background | 第10-12页 |
| ·Research purpose | 第12页 |
| ·Research significance | 第12-13页 |
| ·Thesis structure | 第13-15页 |
| Chapter Ⅱ Literature Review | 第15-29页 |
| ·Theoretical foundations | 第15-19页 |
| ·Krashen’s comprehensible input hypothesis theory | 第15-17页 |
| ·Long’s negotiated interaction hypothesis Theory | 第17-18页 |
| ·Swain’s comprehensible output hypothesis Theory | 第18-19页 |
| ·Current study of teacher talk | 第19-22页 |
| ·Origins of teacher talk research | 第19-21页 |
| ·Related studies of teacher talk in China | 第21-22页 |
| ·Teacher talk | 第22-29页 |
| ·Definition of teacher talk | 第22-23页 |
| ·Forms of teacher talk | 第23-27页 |
| ·Teacher’s questions | 第23-25页 |
| ·Teacher’s feedbacks | 第25-26页 |
| ·Interactional modifications | 第26-27页 |
| ·Language use of teacher talk in EFL classrooms | 第27-29页 |
| Chapter Ⅲ Research Design | 第29-34页 |
| ·Research questions | 第29页 |
| ·Research subjects | 第29-30页 |
| ·Research methods | 第30-32页 |
| ·Classroom data collection | 第31-32页 |
| ·Questionnaire survey | 第32页 |
| ·Data collection of analysis | 第32-34页 |
| Chapter Ⅳ Results and Discussion | 第34-46页 |
| ·Results and discussion of the amount of Teacher Talk | 第34-36页 |
| ·Result and discussion of first language usage in English class | 第36-38页 |
| ·Results and discussion of teacher’s questions | 第38-40页 |
| ·Results and discussion of interactional modifications | 第40-42页 |
| ·Results and discussion of teacher’s feedbacks | 第42-46页 |
| Chapter Ⅴ Conclusion | 第46-50页 |
| ·Main findings | 第46-48页 |
| ·Limitations of present research | 第48页 |
| ·Suggestions for further researches | 第48-50页 |
| Bibliography | 第50-53页 |
| Appendix 1 | 第53-56页 |
| Appendix 2 | 第56-57页 |
| Papers Published During MA Program | 第57页 |
