| Acknowledgements | 第1-7页 |
| 论文摘要 | 第7-8页 |
| Abstract | 第8-11页 |
| Chapter Ⅰ:Introduction | 第11-14页 |
| ·Significance of the study | 第11-12页 |
| ·The research questions | 第12页 |
| ·Structure of the thesis | 第12-14页 |
| Chapter Ⅱ:Theories of scaffolding instruction and argumentative writing | 第14-29页 |
| ·Scaffolding instruction | 第14-21页 |
| ·The zone of proximal development | 第14-17页 |
| ·The concept of Scaffolding | 第17-18页 |
| ·Instructional implications | 第18-21页 |
| ·Argumentative writing | 第21-26页 |
| ·The nature of writing and argumentative writing | 第21-22页 |
| ·Teaching of argumentative writing in universities of China | 第22-25页 |
| ·Feasibility of applying scaffolding instruction to argumentative writing | 第25-26页 |
| ·Features of scaffolding instruction applied to argumentative writing | 第26-29页 |
| Chapter Ⅲ:Research method | 第29-34页 |
| ·Hypothesis | 第29页 |
| ·Subjects | 第29-30页 |
| ·Research design | 第30-31页 |
| ·The questionnaire | 第31-32页 |
| ·Data collection | 第32-34页 |
| Chapter Ⅳ:The research procedures | 第34-43页 |
| ·Pre-writing stage | 第34-36页 |
| ·Writing stage | 第36-37页 |
| ·Post writing stage | 第37-38页 |
| ·A case of scaffolding approach to the instruction of argumentative writing | 第38-43页 |
| Chapter Ⅴ:Data analysis | 第43-55页 |
| ·Comparison in terms of holistic scores | 第43-46页 |
| ·Comparison in terms of each aspect | 第46-51页 |
| ·Analysis on the questionnaires | 第51-53页 |
| ·Summary on the data analysis | 第53-55页 |
| Chapter Ⅵ:Conclusion | 第55-60页 |
| ·Conclusion of the study | 第55页 |
| ·Implication of scaffolding instruction for teachers | 第55-57页 |
| ·Implication of scaffolding instruction for university students | 第57-58页 |
| ·Limitations of this study | 第58-60页 |
| Appendix | 第60-71页 |
| Bibliography | 第71-74页 |
