| Acknowledgements | 第6-7页 |
| 摘要 | 第7-8页 |
| Abstract | 第8页 |
| Chapter One Introduction | 第12-15页 |
| 1.1 Background of the Study | 第12-13页 |
| 1.2 Purpose and Significance of the Study | 第13-14页 |
| 1.3 Organization of the Thesis | 第14-15页 |
| Chapter Two Literature Review | 第15-32页 |
| 2.1 Studies on Tolerance of Ambiguity | 第15-21页 |
| 2.1.1 Definitions of Tolerance of Ambiguity | 第15-16页 |
| 2.1.2 Researches on Tolerance of Ambiguity in Psychology | 第16-17页 |
| 2.1.3 Researches on TOA in Second Language Acquisition | 第17-21页 |
| 2.2 Studies on Language Learning Strategies | 第21-29页 |
| 2.2.1 Definitions of Language Learning Strategies | 第21-22页 |
| 2.2.2 Classifications of Language Learning Strategies | 第22-25页 |
| 2.2.3 Researches on the Relationship between LLS and L2 Achievement | 第25-27页 |
| 2.2.4 Researches on the Relationship between LLS and Other Variables | 第27-29页 |
| 2.3 Researches on the Relationship between TOA and LLS | 第29-31页 |
| 2.3.1 Researches on the Relationship between TOA and LLS Abroad | 第29-30页 |
| 2.3.2 Researches on the Relationship between TOA and LLS at Home | 第30-31页 |
| 2.4 Summary | 第31-32页 |
| Chapter Three Research Methodology | 第32-39页 |
| 3.1 Research Questions | 第32页 |
| 3.2 Selection of Subjects | 第32-33页 |
| 3.3 Research Instruments | 第33-36页 |
| 3.3.1 Questionnaires | 第33-35页 |
| 3.3.2 CET4 | 第35页 |
| 3.3.3 Interview | 第35-36页 |
| 3.4 Procedures | 第36-38页 |
| 3.4.1 Pilot study | 第36-37页 |
| 3.4.2 Data collection | 第37页 |
| 3.4.3 Data analysis | 第37-38页 |
| 3.5 Summary | 第38-39页 |
| Chapter Four Results and Discussion | 第39-56页 |
| 4.1 Descriptive Statistics of Tolerance of Ambiguity | 第39-42页 |
| 4.2 Descriptive Statistics of Language Learning Strategies | 第42-43页 |
| 4.3 Difference of LLS between High TOA Learners and Low TOA Learners | 第43-46页 |
| 4.4 Correlation between TOA, LLS and L2 Achievement | 第46-55页 |
| 4.4.1 Correlation between TOA and L2 Achievement | 第47-49页 |
| 4.4.2 Correlation between LLS and L2 Achievement | 第49-50页 |
| 4.4.3 Correlation between TOA and LLS | 第50-55页 |
| 4.5 Summary | 第55-56页 |
| Chapter Five Conclusion | 第56-62页 |
| 5.1 Major Findings of this Study | 第56-58页 |
| 5.2 Implications of this Study | 第58-59页 |
| 5.3 Limitations of this Study | 第59-60页 |
| 5.4 Suggestions for Future Research | 第60-62页 |
| Bibliography | 第62-68页 |
| Appendix I | 第68-70页 |
| Appendix II | 第70-73页 |
| Appendix III | 第73-74页 |
| Appendix IV | 第74-76页 |
