| 摘要 | 第1-6页 |
| Abstract | 第6-11页 |
| Introduction | 第11-14页 |
| ·Research Background | 第11-12页 |
| ·Research Methodology | 第12页 |
| ·Significance of the Research | 第12-13页 |
| ·Organization of the Thesis | 第13-14页 |
| Chapter 1 Previous Studies on Code-switching Motivations and Code-switching in Classroom Teaching | 第14-30页 |
| ·Previous Researches on Code-switching Motivations | 第14-24页 |
| ·The Rise of the Study of Code-switching Motivations | 第14-15页 |
| ·Linguistic Constraints of Code-switching | 第15-16页 |
| ·The Mechanism of Code-switching | 第16-18页 |
| ·The Interrelationship Between Linguistic and Social Variables in Code-switching | 第18-24页 |
| ·Previous Researches on Teacher’s Code-switching in Classroom Teaching | 第24-28页 |
| ·Code-switching as a Communicative Strategy | 第24-27页 |
| ·Participants’Attitudes Towards Classroom Code-switching | 第27-28页 |
| ·Comments on the Previous Researches | 第28-30页 |
| Chapter 2 Research Methodology | 第30-35页 |
| ·Hypotheses | 第30页 |
| ·Research Subjects | 第30-31页 |
| ·Data Collection | 第31-34页 |
| ·Classroom Observation | 第32页 |
| ·Interview After Class | 第32-33页 |
| ·Language Attitude Questionnaire Survey | 第33-34页 |
| ·Data Processing | 第34-35页 |
| Chapter 3 Results and Discussion | 第35-69页 |
| ·Features of Putonghua/Yiyang Dialect CS in Classroom Teaching | 第35-42页 |
| ·Types of Code-switching | 第35-38页 |
| ·Grammatical Features of Code-switching | 第38-42页 |
| ·Teachers’Motivations for Putonghua/Yiyang Dialect CS Under Markedness Model | 第42-61页 |
| ·Code-switching for More Formal Expressions | 第42-45页 |
| ·Code-switching for Expression of Emotion | 第45-46页 |
| ·Code-switching for Text Quotation | 第46-48页 |
| ·Code-switching for Repetition | 第48-50页 |
| ·Code-switching for Authority | 第50-52页 |
| ·Code-switching for Humor | 第52-55页 |
| ·Code-switching for Effective Communication | 第55-56页 |
| ·Code-switching for Conformity | 第56-58页 |
| ·Code-switching for Topic Shift | 第58-59页 |
| ·Code-switching for Aesthetic Effect | 第59-61页 |
| ·Students’Attitudes Towards Putonghua/Yiyang Dialect CS in Classroom Teaching of Chinese | 第61-69页 |
| ·Acceptance on Putonghua/Yiyang Dialect CS | 第61-63页 |
| ·Expectation of Teacher’s Code Choice | 第63-65页 |
| ·Personal Feelings About Putonghua and Yiyang Dialect During Classroom Learning | 第65-67页 |
| ·Influence of Putonghua/Yiyang Dialect CS on Classroom Interaction | 第67-69页 |
| Chapter 4 Implications Obtained from the Research | 第69-73页 |
| ·The Appropriate Use of Code-switching in Classroom Teaching of Chinese | 第69-70页 |
| ·The Improvement of Rural Middle School Teacher’s Putonghua Proficiency | 第70-71页 |
| ·The Combination of State Language Policy and Rural Area Reality | 第71-73页 |
| Conclusion | 第73-76页 |
| Notes | 第76-77页 |
| Works Cited | 第77-81页 |
| Acknowledgements | 第81-82页 |
| Appendix A Questionnaire Survey Participant Consent Form | 第82-83页 |
| Appendix B Chinese Transcription Version of “Putonghua/Yiyang Dialect CS”Examples | 第83-85页 |
| Appendix C Interview Outline | 第85-86页 |
| Appendix D Questionnaire | 第86-88页 |
| Informative Chinese Abstract | 第88-92页 |
| Résuméand Publications since Entering the Program | 第92页 |
