| ACKNOWLEDGEMENTS | 第6-7页 |
| ABSTRACT | 第7-8页 |
| 摘要 | 第9-13页 |
| CHAPTER I INTRODUCTION | 第13-18页 |
| 1.1 Background of the Study | 第13-15页 |
| 1.2 Significance and Purpose of the Study | 第15-16页 |
| 1.3 The Organization of the Study | 第16-18页 |
| CHAPTER II LITERATURE REVIEW | 第18-34页 |
| 2.1 Previous Studies on Metaphor in Classroom Discourse Abroad and at Home | 第18-23页 |
| 2.1.1 Previous Studies on Metaphor in Classroom Discourse Abroad | 第18-21页 |
| 2.1.2 Previous Studies on Metaphor in Classroom Discourse at Home | 第21-23页 |
| 2.2 Previous Studies on Teacher Talk Abroad and at Home | 第23-29页 |
| 2.2.1 Previous Studies on Teacher Talk Abroad | 第24-26页 |
| 2.2.2 Previous Studies on Teacher Talk at Home | 第26-29页 |
| 2.3 Comparison of Native and Non-native English Teachers | 第29-32页 |
| 2.3.1 Native English Teacher | 第29-30页 |
| 2.3.2 Non-Native English Teachers | 第30-32页 |
| 2.4 Summary | 第32-34页 |
| CHAPTER III THEORETICAL FRAMWORK | 第34-44页 |
| 3.1 Real-World Metaphor Research | 第34-39页 |
| 3.1.1 Introduction and Scope of Real-World Metaphor Research | 第34-37页 |
| 3.1.2 Advances of Real-world Metaphor Research | 第37-39页 |
| 3.2 Characteristics of Spoken English and Categories of Oral English Teachers’ Teacher Talk | 第39-44页 |
| 3.2.1 Characteristics of Spoken English | 第39-40页 |
| 3.2.2 Categories of Teacher Talk by Oral English Teachers | 第40-44页 |
| CHAPTER IV RESEARCH METHODOLOGY | 第44-49页 |
| 4.1 Research Questions | 第44页 |
| 4.2 Subjects | 第44-46页 |
| 4.3 Instruments | 第46-47页 |
| 4.3.1 Metaphor Identification Procedure | 第46-47页 |
| 4.3.2 Dictionary | 第47页 |
| 4.4 Research Procedure | 第47-49页 |
| 4.4.1 Data Collection | 第47-48页 |
| 4.4.2 Data Analysis | 第48-49页 |
| CHAPTER V RESULTS AND DISCUSSION | 第49-74页 |
| 5.1 Results from Transcriptions and Classroom Observation | 第49-72页 |
| 5.1.1 Metaphor Density in Oral English Class | 第49-52页 |
| 5.1.2 Different Types of Metaphor in Oral English Class | 第52-62页 |
| 5.1.3 Metaphor Distribution in Different Teaching Stages in Oral English Class | 第62-72页 |
| 5.2 Results from the Interview | 第72-74页 |
| CHAPTER VI CONCLUSION | 第74-78页 |
| 6.1 Summary of Major Findings | 第74-75页 |
| 6.2 Pedagogical Implications | 第75-76页 |
| 6.3 Limitations of the Study and Suggestions for Future Research | 第76-78页 |
| REFERENCES | 第78-82页 |
| Appendix I A GUIDELINE FOR THE INTERVIEW | 第82-83页 |
| Appendix II TRANSCRIPTIONS OF THE RECORDINGS | 第83-84页 |
