| Abstract | 第1-4页 |
| 摘要 | 第4-9页 |
| Chapter I Introduction | 第9-15页 |
| ·General Introduction of Code-switching | 第9-10页 |
| ·The Rationale of the Thesis | 第10-12页 |
| ·The Purpose of the Thesis | 第12-13页 |
| ·The Structure of the Thesis | 第13-15页 |
| Chapter II Literature Review | 第15-31页 |
| ·Definitions of Code-switching | 第15-18页 |
| ·Code-switching and Its Relevant Terms | 第18-20页 |
| ·Code-switching and Bilingualism | 第18页 |
| ·Code-switching and Borrowing | 第18-20页 |
| ·Approaches to the Analysis of Code-switching | 第20-28页 |
| ·The Sociolinguistic Approach | 第20-22页 |
| ·The Grammatical Approach | 第22-24页 |
| ·The Psycholinguistic approach | 第24-25页 |
| ·The Conversational Analysis Approach | 第25-26页 |
| ·The Pragmatic Approach | 第26-28页 |
| ·Researches on Classroom Code-switching | 第28-31页 |
| Chapter III Theoretical Framework | 第31-36页 |
| ·Shana Poplack's Typology of Code-switching | 第31-32页 |
| ·R. Appel and P. Muysken's Function Model of Code-switching | 第32-33页 |
| ·Adaptation Theory | 第33-36页 |
| Chapter IV Methodology | 第36-42页 |
| ·Review of Related Researches | 第36页 |
| ·Research Methodology on Code-switching | 第36-37页 |
| ·Research Methodology of My Study | 第37-42页 |
| ·Research Questions | 第37-38页 |
| ·Data Source | 第38页 |
| ·Data Collection Methodology | 第38-42页 |
| Chapter V Results and Discussions | 第42-79页 |
| ·Findings of Investigation | 第42-50页 |
| ·Results of Classroom Observations | 第42页 |
| ·Results of Teachers' Questionnaires | 第42-47页 |
| ·Results of Students' Interviews | 第47-50页 |
| ·Analysis of Types of Code-switching | 第50-55页 |
| ·Tag Switching | 第50-52页 |
| ·Inter-sentential Switching | 第52-53页 |
| ·Intra-sentential Switching | 第53-55页 |
| ·Analysis of Functions of Code-switching | 第55-64页 |
| ·Switching for Quotation (Phatic Function) | 第55-57页 |
| ·Switching for Clarification (Poetic Function) | 第57-59页 |
| ·Switching for Emphasis (Poetic Function) | 第59-61页 |
| ·Switching for Translation (Referential Function) | 第61-62页 |
| ·Switching for Topics (Referential Function) | 第62-64页 |
| ·Analysis of Teachers' Adaptability of Chinese and English Code-switching | 第64-79页 |
| ·Code-switching As Adaptation to Linguistic Reality | 第64-67页 |
| ·Code-switching As Adaptation to the Specific Features of Courses | 第67-69页 |
| ·Code-switching As Adaptation to Teachers' and Students' Language Proficiency | 第69-71页 |
| ·Code-switching As Adaptation to Psychological Motivations | 第71-79页 |
| Chapter VI Conclusion | 第79-84页 |
| ·The Summary of the Findings | 第79-81页 |
| ·The Implications of the Study | 第81-82页 |
| ·The Limitations of the Study | 第82-84页 |
| Appendix: The Questionnaire | 第84-86页 |
| REFERENCES | 第86-89页 |
| ACKNOWLEDGEMENTS | 第89-90页 |
