| ACKNOWLEDGEMENTS | 第5-6页 |
| ABSTRACT | 第6-7页 |
| 摘要 | 第8-13页 |
| CHAPTER ONE GENERAL INTRODUCTION | 第13-19页 |
| 1.1 Need for the study | 第13-15页 |
| 1.2 Research question | 第15页 |
| 1.3 Significance of the research | 第15-17页 |
| 1.4 Structure of the thesis | 第17-19页 |
| CHAPTER TWO LITERATURE REVIEW | 第19-37页 |
| 2.1 Theoretical framework | 第19-23页 |
| 2.1.1 Collaborative learning theory | 第19-21页 |
| 2.1.2 Vygotsky’s zone of proximal development | 第21-23页 |
| 2.2 Critical thinking | 第23-28页 |
| 2.2.1 Definition of critical thinking | 第23-26页 |
| 2.2.2 Significant role of critical thinking in education | 第26-28页 |
| 2.2.3 Critical thinking and transfer | 第28页 |
| 2.3 Assessment of critical thinking | 第28-33页 |
| 2.4 Peer assessment and the development of critical thinking | 第33-37页 |
| CHAPTER THREE METHODOLOGY | 第37-55页 |
| 3.1 Participants | 第37-38页 |
| 3.2 Instruments and measurement | 第38-46页 |
| 3.2.1 Ennis-Weir Critical Thinking Essay Test | 第38-40页 |
| 3.2.2 Three argumentation writing tasks for peer assessment treatment | 第40-42页 |
| 3.2.3 Ennis-Weir Critical Thinking Essay Test scoring criteria and peer assessment guideline | 第42-45页 |
| 3.2.4 Qualitative follow-up questionnaire | 第45-46页 |
| 3.3 Design and procedures | 第46-52页 |
| 3.3.1 Early-stage preparations and pre-test | 第46-47页 |
| 3.3.2 Critical thinking and peer assessment training | 第47-48页 |
| 3.3.3 Writing process and peer assessment implementation | 第48-51页 |
| 3.3.4 Post-test and questionnaire | 第51-52页 |
| 3.4 Data collection | 第52-55页 |
| CHAPTER FOUR DATA ANALYSIS AND DISCUSSION | 第55-73页 |
| 4.1 Pre-test and post-test results | 第55-62页 |
| 4.2 Qualitative follow-up on the impact of peer assessment | 第62-65页 |
| 4.3 Discussion | 第65-73页 |
| 4.3.1 Improvement of critical thinking in drafts | 第65-67页 |
| 4.3.2 Interpretation of the positive results | 第67-71页 |
| 4.3.3 Advantages of written peer comments plus by peer conference | 第71-73页 |
| CHAPTER FIVE CONCLUSION | 第73-79页 |
| 5.1 General findings of the study | 第73-74页 |
| 5.2 Implication and limitations of the study | 第74-77页 |
| 5.3 Suggestions for further research | 第77-79页 |
| REFERENCES | 第79-89页 |
| APPENDICES | 第89-99页 |
| Appendix A | 第89-91页 |
| Appendix B | 第91-93页 |
| Appendix C | 第93-96页 |
| Appendix D | 第96-97页 |
| Appendix E | 第97-99页 |
| Appendix F | 第99页 |
