| ACKNOWLEDGEMENT | 第5-6页 |
| ABSTRACT | 第6-7页 |
| 摘要 | 第8-11页 |
| LIST OFABBREVIATIONS | 第11-13页 |
| CHAPTER ONE Introduction | 第13-19页 |
| 1.1 Background of the Research | 第13-16页 |
| 1.2 Purpose and Significance of the Present Research | 第16-17页 |
| 1.3 Structure of the Thesis | 第17-19页 |
| CHAPTER TWO Literature Review | 第19-39页 |
| 2.1 Overview | 第19-23页 |
| 2.2 Studies on the Development of Self-Determination Theory (SDT) | 第23-25页 |
| 2.3 Studies on the Development of Self-Engagement theory (SET) | 第25-28页 |
| 2.4 On the Relationship between SDT and SET | 第28-29页 |
| 2.5 Studies related to SDT and SET | 第29-33页 |
| 2.6 Studies on the Aspects of Oral Proficiency | 第33-39页 |
| CHAPTER THREE Methodology | 第39-45页 |
| 3.1 Research Questions | 第39页 |
| 3.2 Research Design | 第39-45页 |
| 3.2.1 Participants | 第39-40页 |
| 3.2.2 Instruments | 第40-42页 |
| 3.2.3 Procedure | 第42-45页 |
| CHAPTER FOUR Findings and Discussion | 第45-79页 |
| 4.1 Reliability Analysis | 第45-46页 |
| 4.1.1 Reliability Analysis of the Engagement Questionnaire | 第45页 |
| 4.1.2 Inter-rater Reliability Analysis of the Oral Scores | 第45-46页 |
| 4.2 Students’ Attitude towards Oral English Engagement | 第46-53页 |
| 4.3 The Impacts of the SD Activities on Students’ Engagement | 第53-76页 |
| 4.3.1 Comparison of the Oral Engagement Level | 第53-69页 |
| 4.3.1.1 Engagement Analysis Based on CCSSE (Part A) | 第53-64页 |
| 4.3.1.2 Engagement Analysis Based on SDT (Part B) | 第64-69页 |
| 4.3.2 Relationship between Oral Engagement level and Oral Proficiency | 第69-72页 |
| 4.3.3 Comparison of the Three Aspects of Oral Proficiency | 第72-76页 |
| 4.4 Summary | 第76-79页 |
| CHAPTER FIVE Conclusions | 第79-85页 |
| 5.1 Answers to Research Questions | 第79-81页 |
| 5.2 Implications | 第81-82页 |
| 5.3 Limitations and Suggestions for Further Research | 第82-85页 |
| REFERENCES | 第85-95页 |
| APPENDIX 1 | 第95-97页 |
| APPENDIX 2 | 第97-98页 |
