| Chapter One Introduction | 第1-12页 |
| ·Background of the study | 第9-11页 |
| ·Organization of the thesis | 第11-12页 |
| Chapter Two Literature Review | 第12-29页 |
| ·Terms used in this study | 第12页 |
| ·Definitions of key concepts | 第12-14页 |
| ·Definitions of interaction | 第14-15页 |
| ·Theoretical foundations | 第15-22页 |
| ·A sociocultural approach to SLA study | 第15-18页 |
| ·The reconceptualization of language teacher education | 第18-19页 |
| ·Interaction in social constructivist learning theories | 第19-22页 |
| ·Review of related studies | 第22-27页 |
| ·Interaction studies in face-to-face EFL learning environment | 第22页 |
| ·Interaction studies in technology-enhanced EFL learning environment | 第22-25页 |
| ·Interaction studies in language teacher education programs | 第25-27页 |
| ·Thematic framework of interaction | 第27-29页 |
| Chapter Three The Study | 第29-38页 |
| ·Research questions | 第29页 |
| ·The context | 第29-32页 |
| ·Course description | 第29-30页 |
| ·Web design of the course for interaction | 第30-32页 |
| ·Participants' background | 第32页 |
| ·Research methodology | 第32-38页 |
| ·Qualitative approach | 第32-33页 |
| ·Data collection | 第33-35页 |
| ·Data analysis | 第35-38页 |
| Chapter Four Results and Discussion | 第38-73页 |
| ·Perceiving interaction | 第39-48页 |
| ·Before taking the course: Favorable but vague impression of interaction | 第39-40页 |
| ·During the course: Increasing awareness of interaction | 第40-45页 |
| ·After having taken the course: Strong supportive attitude and expressed desire for more interaction | 第45-48页 |
| ·Experiencing interaction | 第48-59页 |
| ·Communicating | 第48-50页 |
| ·Collaborating | 第50-53页 |
| ·Negotiating meaning | 第53-59页 |
| ·Achieved interaction | 第59-63页 |
| ·Quantitative findings | 第59-61页 |
| ·Qualitative findings | 第61-63页 |
| ·Facilitating roles of the web-based constructivist learning environment in interaction | 第63-65页 |
| ·Authentic tasks | 第63-64页 |
| ·Threaded discussion | 第64-65页 |
| ·Communication tools | 第65页 |
| ·Student publishing | 第65页 |
| ·Effects of interaction on course learning | 第65-70页 |
| ·Motivational support | 第65-66页 |
| ·Collaborative learning | 第66-67页 |
| ·Better understood course materials | 第67页 |
| ·Improved English writing skills | 第67-68页 |
| ·Improved thinking skills | 第68-70页 |
| ·Difficulties and challenges met in the course | 第70-73页 |
| ·Longer learning process | 第70-71页 |
| ·Heavy information load and workload | 第71-72页 |
| ·Lost in threaded messages | 第72-73页 |
| Chapter Five Conclusion | 第73-76页 |
| References | 第76-31页 |
| Figure A Interface of the discussion forum | 第31-37页 |
| Table A Code categories and subcategories | 第37-60页 |
| Table B Statistics of realized phases for negotiation of meaning | 第60-82页 |
| Appendix A Background & Interaction Experience Survey | 第82-83页 |
| Appendix B Transcripts of Background & Interaction Experience Survey | 第83-86页 |
| Appendix C Interaction Experience Survey | 第86-87页 |
| Appendix D Transcripts of Interaction Experience Survey | 第87-90页 |
| Appendix E Weekly Interaction Participation Record Sheet | 第90-91页 |
| Appendix F Student Course Evaluation | 第91-92页 |
| Appendix G Codebook | 第92-93页 |
| Appendix H Samples of data coding process | 第93-95页 |
