| Acknowledgements | 第1-4页 |
| Abstract | 第4-6页 |
| 摘要 | 第6-7页 |
| Table of Contents | 第7-9页 |
| Chapter One Introduction | 第9-13页 |
| ·The background of the study | 第9-10页 |
| ·The significance of the study | 第10-12页 |
| ·The structure of the thesis | 第12-13页 |
| Chapter Two Literature Review | 第13-46页 |
| ·Motivation and demotivation | 第13-18页 |
| ·A brief review of the history of second langauge motivaiton research | 第18-33页 |
| ·Social psychological theories of second language motivation | 第19-22页 |
| ·Cognitive theories of second language motivation | 第22-25页 |
| ·Education-friendly theories of second langague motivation | 第25-30页 |
| ·Process theories of second langauage motivation | 第30-31页 |
| ·A recent development: L2 Motivational Self System | 第31-33页 |
| ·Previous studies on demotivation | 第33-46页 |
| ·Teacher's influence on students' motivation and demotivation | 第33-34页 |
| ·Factors influencing motivaiton in second langague learning | 第34-36页 |
| ·Demotivating experiences and self-motivating | 第36-38页 |
| ·Teacher-related demotivating factors identified by Oxford | 第38-39页 |
| ·D(o|¨)rnyei's framework of demotivating factors | 第39-42页 |
| ·Wang and Malderez's study on demotivated students | 第42-44页 |
| ·Comments on previous studies on demotivation | 第44-46页 |
| Chapter Three Research Design | 第46-56页 |
| ·Research questions | 第46-47页 |
| ·Subjects | 第47-48页 |
| ·Data collection instruments | 第48-50页 |
| ·Procedures | 第50-56页 |
| Chapter Four Data Presentation and Discussion | 第56-88页 |
| ·The seriousness of the problem of demotivation | 第56页 |
| ·Students' perceived sources of demotivation | 第56-74页 |
| ·Internal atributions: learner characteristics | 第58-61页 |
| ·External attributions | 第61-74页 |
| ·The teacher | 第61-65页 |
| ·The learning environment | 第65-73页 |
| ·The learning materials | 第73-74页 |
| ·The influence of different demotives | 第74-76页 |
| ·Gender differences in demotives | 第76-79页 |
| ·Re-motivating factors | 第79-82页 |
| ·Teachers' perspective on demotivation | 第82-88页 |
| Chapter Five Conclusion | 第88-99页 |
| ·Main findings | 第88-93页 |
| ·Implications for English pedagogy | 第93-95页 |
| ·Limitations | 第95-97页 |
| ·Further research suggestions | 第97-99页 |
| Bibliography | 第99-104页 |
| Appendices | 第104-109页 |
| Appendix Ⅰ Questionnaire about students' demotivating experiences | 第104-105页 |
| Appendix Ⅱ Outline of interviews with demotivated students | 第105-106页 |
| Appendix Ⅲ Outline of interviews with teachers | 第106-107页 |
| Appendix Ⅳ Published papers for MD | 第107-109页 |
