| Abstract | 第1-7页 |
| 摘要 | 第7-10页 |
| Contents | 第10-12页 |
| Chapter One Introduction | 第12-17页 |
| ·Research Backgound | 第12-14页 |
| ·Purpose of the Research | 第14页 |
| ·Significance of the Research | 第14-15页 |
| ·Oranization of the Thesis | 第15-17页 |
| Chapter Two Literature Review | 第17-24页 |
| ·Definitions and Classifications of Silence | 第17-18页 |
| ·Major Perspectives of Silence | 第18-20页 |
| ·Psychological Perspective | 第18-19页 |
| ·Pragmatic Perspective | 第19页 |
| ·Socio-cultural Perspective | 第19-20页 |
| ·Researches on Students' Silence Abroad and at Home | 第20-24页 |
| ·Researches on Students' Silence Abroad | 第20-22页 |
| ·Researches on College Students' Silence at Home | 第22-24页 |
| Chapter Three Relative Factors of Students' Silence in EFL Teaching | 第24-31页 |
| ·Importance of Student Participation in Classroom Interaction | 第24-25页 |
| ·Factors Influencing Student Learning in EFL Classroom | 第25-27页 |
| ·Learners'Affective Factors | 第25-26页 |
| ·Cultural Factor | 第26-27页 |
| ·Ways to Facilitate Classroom Interaction in EFL Class | 第27-31页 |
| ·Task-Based Instruction | 第27-29页 |
| ·Designing Effective "Tasks" in College English Classroom | 第29-31页 |
| Chapter Four Methodology | 第31-39页 |
| ·Research Questions | 第31页 |
| ·Subjects | 第31-32页 |
| ·Instruments | 第32-35页 |
| ·Questionnaires | 第32-34页 |
| ·Interviews | 第34-35页 |
| ·Research Procedures | 第35-39页 |
| ·Questionnaire and Interview Investigation | 第35页 |
| ·Selection and Designation of Experimental and Control Classes | 第35-36页 |
| ·Actual Implementation of Task-based Classroom Activities | 第36-39页 |
| Chapter Five Results and Discussion | 第39-67页 |
| ·Analysis of the Pre-test Research Findings and Discussion | 第39-54页 |
| ·Analysis of Silence Degree in the Pre-test Research and Discussion | 第39-40页 |
| ·Analysis of Major Factors Affecting Silence in the Pre-test Research and Discussion | 第40-54页 |
| ·Design and Application of Task-based Activities in the Experimental Class | 第54-60页 |
| ·Solution to Reducing Students' Silence | 第54-55页 |
| ·Design of Task-based Activities Based on the Textbook | 第55-60页 |
| ·Analysis of the Post-test Research Findings and Discussion | 第60-67页 |
| ·Findings of Classroom Observation | 第60-61页 |
| ·Findings of Post-test Questionnaire | 第61-65页 |
| ·Findings of Post-test Interview | 第65-67页 |
| Chapter Six Conclusion | 第67-71页 |
| ·Research Review | 第67-68页 |
| ·Pedagogical Implications of the Research | 第68-69页 |
| ·Limitations of the Research | 第69-70页 |
| ·Suggestions for Future Research | 第70-71页 |
| Bibliography | 第71-75页 |
| Appendix Ⅰ:Pre-test Questionnaire | 第75-79页 |
| Appendix Ⅱ:Post-test Questionnaire | 第79-81页 |
| 作者简介 | 第81-82页 |
| Acknowledgements | 第82页 |
