| 摘要 | 第3-5页 |
| Abstract | 第5-7页 |
| Chapter One Introduction | 第16-24页 |
| 1.1 Need for the Present Study | 第17-21页 |
| 1.2 Significance of the Present Study | 第21-22页 |
| 1.3 Outline of the Dissertation | 第22-24页 |
| Chapter Two Literature Review | 第24-62页 |
| 2.1 Definitions of Major Terms | 第24-27页 |
| 2.1.1 Definition of L2 Motivation | 第24-25页 |
| 2.1.2 Definition of Effort | 第25-26页 |
| 2.1.3 Definition of L2 Speaking Proficiency | 第26-27页 |
| 2.2 Related Theories | 第27-42页 |
| 2.2.1 The Social-psychological Approach to L2 Motivation | 第28-34页 |
| 2.2.2 The Cognitive-situated Approach to L2 Motivation | 第34-39页 |
| 2.2.3 The Process-oriented Approach to L2 Motivation | 第39-41页 |
| 2.2.4 The Possible Selves Approach to L2 Motivation | 第41-42页 |
| 2.3 An Overview of Previous Empirical Studies | 第42-60页 |
| 2.3.1 A General Overview of Previous Empirical Studies on Motivation, Effort, and L2 Proficiency | 第42-58页 |
| 2.3.2 Previous Empirical Studies on L2 Speaking Motivation, Effort, and L2 Speaking Proficiency | 第58-60页 |
| 2.4 Unsettled Issues | 第60-62页 |
| Chapter Three Theoretical Framework of the Study | 第62-94页 |
| 3.1 Dornyei's L2 Motivational Self System | 第62-87页 |
| 3.1.1 The Major Concepts of the L2 Motivational Self System | 第62-70页 |
| 3.1.2 The Content Areas for the L2 Motivational Self System | 第70-74页 |
| 3.1.3 Reasons for Choosing the L2 Motivational Self System as the Theoretical Framework | 第74-87页 |
| 3.2 Constructing the Hypothetical Model | 第87-94页 |
| Chapter Four Methodology | 第94-135页 |
| 4.1 Research Questions | 第94页 |
| 4.2 Subjects | 第94-95页 |
| 4.3 Instruments | 第95-121页 |
| 4.3.1 The Instrument for the L2 Speaking Motivation and Effort | 第95-119页 |
| 4.3.1.1 Designing the L2 Speaking Motivation Questionnaire Based on Taguchi et al.'s (2009) Questionnaire | 第96-104页 |
| 4.3.1.2 Items Borrowed from Other Questionnaires | 第104-108页 |
| 4.3.1.3 Pilot Studies | 第108-119页 |
| 4.3.2 The Instrument for L2 Speaking Proficiency | 第119-120页 |
| 4.3.3 Interviews | 第120-121页 |
| 4.4 Data Collection and Data Analysis | 第121-135页 |
| 4.4.1 Data Collection | 第121-131页 |
| 4.4.1.1 Data Collection for L2 Speaking Motivation and Effort | 第121-122页 |
| 4.4.1.2 Data Collection for L2 Speaking Proficiency | 第122-123页 |
| 4.4.1.3 Data Collection for Interviews | 第123-131页 |
| 4.4.2 Data Analysis | 第131-135页 |
| Chapter Five Results and Discussion | 第135-201页 |
| 5.1 The Overall Relationship between L2 Speaking Motivation, Effort, and L2 Speaking Proficiency | 第135-145页 |
| 5.1.1 Correlation between Variables | 第135-138页 |
| 5.1.2 The Overall Relationship between L2 Speaking Motivation, Actual Effort, and L2 Speaking Proficiency | 第138-141页 |
| 5.1.3 The Overall Relationship between L2 Speaking Motivation, Intended Effort, and L2 Speaking Proficiency | 第141-145页 |
| 5.2 The Direct Effects of L2 Speaking Effort on L2 Speaking Proficiency | 第145-158页 |
| 5.2.1 Macroscopical Effects | 第146-148页 |
| 5.2.2 Microscopical Effects | 第148-153页 |
| 5.2.3 Interview Evidence | 第153-158页 |
| 5.3 The Effects of L2 Speaking Motivational Variables via Effort on L2 Speaking Proficiency | 第158-198页 |
| 5.3.1 Effects of Ideal L2 Speaking Self and Its Supporting Variables | 第158-175页 |
| 5.3.1.1 Macroscopical Effects | 第158-166页 |
| 5.3.1.2 Microscopical Effects | 第166-171页 |
| 5.3.1.3 Interview Evidence | 第171-175页 |
| 5.3.2 Effects of Attitudes to Learning L2 Speaking | 第175-183页 |
| 5.3.2.1 Macroscopical Effects | 第175-176页 |
| 5.3.2.2 Microscopical Effects | 第176-180页 |
| 5.3.2.3 Interview Evidence | 第180-183页 |
| 5.3.3 Effects of Ought-to L2 Speaking Self and Its Supporting Variables | 第183-198页 |
| 5.3.3.1 Macroscopical Effects | 第184-190页 |
| 5.3.3.2 Microscopical Effects | 第190-194页 |
| 5.3.3.3 Interview Evidence | 第194-198页 |
| 5.4 Summary | 第198-201页 |
| Chapter Six Conclusion | 第201-209页 |
| 6.1 Major Findings | 第201-202页 |
| 6.2 Implications | 第202-207页 |
| 6.2.1 Theoretical Implications | 第203-204页 |
| 6.2.1.1 Modeling the Relationship between L2 Speaking Motivation, Effort, and L2 Speaking Proficiency | 第203-204页 |
| 6.2.1.2 Modeling the L2 Speaking Motivational Self System | 第204页 |
| 6.2.2 Methodological Implications | 第204-206页 |
| 6.2.2.1 The Combination of Macroscopical SEM Approach and Microscopical Mixed ANOVA Approach | 第204-205页 |
| 6.2.2.2 The Combination of Quantitative Study and Qualitative Analysis | 第205-206页 |
| 6.2.3 Pedagogical Implications | 第206-207页 |
| 6.2.3.1 Improving Learners' Speaking Motivation in L2 Speaking | 第206页 |
| 6.2.3.2 Improving Learners' Intended and Real Speaking Effort in L2 Speaking | 第206-207页 |
| 6.3 Limitations of the Study | 第207-208页 |
| 6.3.1 Limitations Concerning Variables Involved in the Models | 第207页 |
| 6.3.2 Limitations Concerning the Sample Size | 第207-208页 |
| 6.4 Suggestions for Future Research | 第208-209页 |
| 6.4.1 Suggestions for Macroscopical Approach | 第208页 |
| 6.4.2 Suggestions for Microscopical Approach | 第208-209页 |
| Appendices | 第209-228页 |
| Appendix Ⅰ Motivation Questionnaire | 第209-213页 |
| Appendix Ⅱ Speaking Motivation Questionnaire | 第213-216页 |
| Appendix Ⅲ TOEFL iBT Speaking Test Sample Questions | 第216-222页 |
| Appendix Ⅳ TOEFL iBT Independent Speaking Rating Scale | 第222-224页 |
| Appendix Ⅴ TOEFL iBT Integrated Speaking Rating Scale | 第224-226页 |
| Appendix Ⅵ Descriptive Statistics of Motivation and Effort Variables for | 第226-228页 |
| References | 第228-246页 |
| Acknowledgements | 第246-248页 |
| 攻读博士学位期间科研成果 | 第248页 |
