| Acknowledgements | 第5-6页 |
| Abstract | 第6-7页 |
| 摘要 | 第8-11页 |
| 1. Introduction | 第11-15页 |
| 1.1 Research background | 第11-12页 |
| 1.2 Research purposes and significance | 第12-13页 |
| 1.3 Structure of the thesis | 第13-15页 |
| 2. Literature Review | 第15-21页 |
| 2.1 Definitions of Model essay | 第15-16页 |
| 2.2 Relevant studies on the relationship between model essay and English writing | 第16-21页 |
| 2.2.1 Relevant studies abroad | 第16-17页 |
| 2.2.2 Relevant studies at home | 第17-21页 |
| 3. Theoretical Basis | 第21-25页 |
| 3.1 Input hypothesis | 第21-22页 |
| 3.2 Output hypothesis | 第22-25页 |
| 4. Research Methods | 第25-34页 |
| 4.1 Research questions | 第25页 |
| 4.2 Research participants | 第25-26页 |
| 4.3 Experiment design | 第26-33页 |
| 4.3.1 Instruments | 第26页 |
| 4.3.2 Procedures | 第26-28页 |
| 4.3.3 Rating scheme of writing samples | 第28-29页 |
| 4.3.4 Samples of model translation and direct model reading | 第29-33页 |
| 4.4 Data collection and analysis | 第33-34页 |
| 5. Results and Discussion | 第34-48页 |
| 5.1 Differences between pre-test and post-test | 第34-40页 |
| 5.1.1 Differences in writing scores between pre-test and post-test | 第34页 |
| 5.1.2 Differences in language accuracy, complexity and fluency betweenpre-test and post-test | 第34-37页 |
| 5.1.3 Discussions on the influence of model reading on language proficiency | 第37-40页 |
| 5.2 Differences between EC and CC | 第40-48页 |
| 5.2.1 Differences in writing scores between EC and CC | 第40页 |
| 5.2.2 Differences in language accuracy, complexity and fluency between ECand CC | 第40-43页 |
| 5.2.3 Discussions on the influence of model translation and direct modelreading on language proficiency | 第43-48页 |
| 6. Conclusions and Implications | 第48-51页 |
| 6.1 Summary of findings | 第48-49页 |
| 6.2 Implications of this study | 第49-50页 |
| 6.3 Limitations and suggestions of this study | 第50-51页 |
| Bibliography | 第51-55页 |
| Appendix Ⅰ: Topics of Pre-test and Post-test | 第55-56页 |
| Appendix Ⅱ:Topics of Homework | 第56页 |
