| Abstract | 第1-6页 |
| 摘要 | 第6-10页 |
| Chapter One Introduction | 第10-13页 |
| ·Background of the Study | 第10-11页 |
| ·Objectives and Research Questions | 第11-12页 |
| ·General Outline of the Thesis | 第12-13页 |
| Chapter Two Literature Review | 第13-25页 |
| ·Defining Teacher Talk | 第13-14页 |
| ·Features of Teacher Talk | 第14-16页 |
| ·The Input Features of Teacher Talk | 第14-15页 |
| ·The Interactional Features of Teacher Talk | 第15-16页 |
| ·Relevant Theories | 第16-22页 |
| ·Krashen’s Comprehensible Input Hypothesis | 第18-19页 |
| ·Swain’s Comprehensible Output Hypothesis | 第19-20页 |
| ·Long’s Interaction Hypothesis | 第20-22页 |
| ·Relevant Research | 第22-25页 |
| ·Abroad | 第22-24页 |
| ·At Home | 第24-25页 |
| Chapter Three Methodology | 第25-34页 |
| ·Subjects | 第25页 |
| ·Instruments | 第25-27页 |
| ·Audio-recording | 第26页 |
| ·Questionnaire | 第26-27页 |
| ·Data Collection | 第27页 |
| ·Data Transcription | 第27页 |
| ·Data Analysis | 第27-34页 |
| ·The Amount of Teacher Talk | 第27-29页 |
| ·The Types of Questions in Teacher Talk | 第29-30页 |
| ·The Ratio of Teacher’s Using L1 and Target Language in Teacher Talk | 第30-31页 |
| ·Feedback in Teacher Talk | 第31-34页 |
| Chapter Four Discussion | 第34-38页 |
| ·The Amount of Teacher Talk and Learner Learning Opportunities | 第34-35页 |
| ·The Effects of Referential Questions and Display Questions on Learners | 第35-36页 |
| ·The Impact of Teacher’s Choice of L1 and TL on Learning | 第36-37页 |
| ·Teacher Feedback and Learner Reaction | 第37-38页 |
| Chapter Five Conclusion and Implications | 第38-42页 |
| ·Major Findings | 第38页 |
| ·Pedagogical Implications | 第38-40页 |
| ·The Need of Reducing the Amount of Teacher Talk on Learning | 第39页 |
| ·The Necessity of Increasing Two-way Flow of Information | 第39页 |
| ·Providing a Rich Target Language Environment for Students | 第39-40页 |
| ·Creating a Relaxed and Unthreatening Environment for Learning | 第40页 |
| ·Limitations of the Present Study and Suggestions for Further Research | 第40-42页 |
| Bibliography | 第42-45页 |
| Appendix I Transcription Conventions | 第45-46页 |
| Appendix II Sample transcripts | 第46-50页 |
| Appendix III Questionnaire | 第50-54页 |
| Appendix IV Questionnaire result | 第54-58页 |
| 学生调查问卷结果 | 第54-56页 |
| 教师调查问卷结果 | 第56-58页 |
| Acknowledgements | 第58页 |
