| Acknowledgments | 第1-8页 |
| 摘要 | 第8-9页 |
| Abstract | 第9-11页 |
| Abbreviations | 第11-13页 |
| Chapter 1 Introduction | 第13-16页 |
| ·Background of the Study | 第13-14页 |
| ·Significance of the Study | 第14页 |
| ·Organization of the Thesis | 第14-16页 |
| Chapter 2 Literature Review | 第16-35页 |
| ·Theory of Instructional Scaffolding | 第16-21页 |
| ·Definitions of Scaffolding | 第16-17页 |
| ·Definitions of Interaction | 第17-18页 |
| ·Characteristics of Scaffolding | 第18-19页 |
| ·Procedures of Scaffolding | 第19-21页 |
| ·Theoretical Foundation of Instructional Scaffolding | 第21-26页 |
| ·Vygotsky’s Social Development Theory | 第21-23页 |
| ·Bruner’ s Constructivist Theory | 第23-25页 |
| ·Krashen’s Input Hypothesis | 第25-26页 |
| ·Previous Studies on Scaffolding | 第26-35页 |
| ·Scaffolding in General Education Abroad | 第26-28页 |
| ·Scaffolding in General Education at Home | 第28-31页 |
| ·Scaffolding in English Writing Abroad | 第31-32页 |
| ·Scaffolding in English Writing at Home | 第32-35页 |
| Chapter 3 Methodology | 第35-45页 |
| ·Research Questions | 第35页 |
| ·Participants | 第35-36页 |
| ·Instruments | 第36页 |
| ·Data Collection | 第36-38页 |
| ·Pre-questionnaire and Post-questionnaire on EC | 第36-37页 |
| ·Pre-test and Post-test in Both EC and CC | 第37-38页 |
| ·Classroom Observation | 第38页 |
| ·Data Analysis | 第38-39页 |
| ·Experimental Design | 第39-45页 |
| ·Teaching Procedures of CC | 第39-41页 |
| ·Teaching Procedures of EC | 第41-45页 |
| Chapter 4 Results and Discussion | 第45-64页 |
| ·Pre-questionnaire on Students’ Attitudes, Strategies and Problems | 第45-47页 |
| ·Post-questionnaire on Students’ Responses to the Experiment | 第47-50页 |
| ·Classroom Observation of EC and CC Students’ Behaviors | 第50页 |
| ·Independent Samples t-Test of Pre-tests between EC and CC | 第50-54页 |
| ·Independent Samples t-Test of Post-tests between EC and CC | 第54-58页 |
| ·Paired Samples t-Test of Pre-/Post-tests of CC | 第58-60页 |
| ·Paired Samples t-Test of Pre-/Post-tests of EC | 第60-64页 |
| Chapter 5 Conclusion | 第64-71页 |
| ·Major Findings | 第64-67页 |
| ·Pedagogical Implications | 第67-68页 |
| ·Limitations and Suggestions for Future Study | 第68-71页 |
| Bibliography | 第71-77页 |
| Appendices | 第77-89页 |
| Appendix 1: Pre-/Post-questionnaires on EC | 第77-79页 |
| Appendix 2: Composition Rating Criteria | 第79-82页 |
| Appendix 3: Samples of Student Compositions | 第82-85页 |
| Appendix 4: Scores of Pre-test of CC | 第85-86页 |
| Appendix 5: Scores of Post-test of CC | 第86-87页 |
| Appendix 6: Scores of Pre-test of EC | 第87-88页 |
| Appendix 7: Scores of Post-test of EC | 第88-89页 |
| Appendix 8: Sample of Teaching Material | 第89页 |
