| Acknowledgements | 第1-7页 |
| Abstract | 第7-9页 |
| 内容摘要 | 第9-11页 |
| Chapter One Introduction | 第11-18页 |
| ·Background of the Study | 第11-15页 |
| ·Current Situation of Writing Instruction in Senior High School | 第11-13页 |
| ·Writing Objectives in the National English Curriculum for Senior High School | 第13-15页 |
| ·Purposes and Significance of the Study | 第15-16页 |
| ·Purposes of the Study | 第15-16页 |
| ·Significance of the Study | 第16页 |
| ·Layout of the Thesis | 第16-18页 |
| Chapter Two Literature Review | 第18-30页 |
| ·The Nature of Writing | 第18-20页 |
| ·Studies on Current Approaches in English Writing Classroom | 第20-26页 |
| ·The Product Approach | 第20-22页 |
| ·The Communicative Approach | 第22-23页 |
| ·The Process Approach | 第23-25页 |
| ·Summary | 第25-26页 |
| ·Application of the Portfolio-assisted Process Approach to Senior High School Writing Classroom | 第26-30页 |
| ·Definition of the Portfolio-assisted Process Approach | 第27-28页 |
| ·Theoretical Foundation of the Portfolio-assisted Process Approach | 第28-29页 |
| ·Main Stages of the Portfolio-assisted Process Approach | 第29-30页 |
| Chapter Three Research Methodology | 第30-44页 |
| ·Objectives | 第30-31页 |
| ·Subjects | 第31页 |
| ·Procedures | 第31-39页 |
| ·The First Stage | 第32-33页 |
| ·The Second Stage | 第33-39页 |
| ·The Third Stage | 第39页 |
| ·Instruments | 第39-43页 |
| ·Six Compositions | 第39-40页 |
| ·Two Questionnaires | 第40-41页 |
| ·Two Proficiency Tests | 第41页 |
| ·Porfolios | 第41-43页 |
| ·Data Collection | 第43-44页 |
| Chapter Four Results and Discussion | 第44-58页 |
| ·Data from the Pre-test | 第44-45页 |
| ·Qualitative Data Collected in the Process of the Research | 第45-47页 |
| ·An Interview with the Students before the Experiment | 第45-46页 |
| ·Teacher Observation in the Process of Writing | 第46-47页 |
| ·Data from Questionnaires | 第47-54页 |
| ·Data from Students'Compositions | 第54-58页 |
| Chapter Five Conclusion | 第58-63页 |
| ·Major Findings | 第58-59页 |
| ·Pedagogical Implications | 第59-61页 |
| ·Limitations and Suggestions for Further Research | 第61-63页 |
| References | 第63-68页 |
| Appendix 1 les in Student's Portfolio | 第68-70页 |
| Appendix 2 Questionnaire on Students'Writing | 第70-73页 |
| Appendix 3 A Sample Lesson Plan | 第73-78页 |
| Appendix 4 Scoring Guide on Composition | 第78页 |
