| Abstract | 第3-4页 |
| 摘要 | 第5-9页 |
| Abbreviations | 第9-12页 |
| 1 Introduction | 第12-16页 |
| 1.1 Background of the Study | 第12-13页 |
| 1.2 Purpose and Significance of the Study | 第13-14页 |
| 1.3 Organization of the Study | 第14-16页 |
| 2 Literature Review | 第16-28页 |
| 2.1 Previous Researches on Cognitive Load Theory | 第16-21页 |
| 2.1.1 Definition of Cognitive Load | 第16-18页 |
| 2.1.2 Types of Cognitive Load | 第18-19页 |
| 2.1.3 Measurement of Cognitive Load | 第19-21页 |
| 2.2 Previous Researches on Worked-Example Effect | 第21-23页 |
| 2.2.1 Definition of Worked-Examples | 第21-22页 |
| 2.2.2 Types of Worked-Examples | 第22-23页 |
| 2.3 Previous Researches on Written Production | 第23-28页 |
| 2.3.1 The Cognitive Process of Written Production | 第23-25页 |
| 2.3.2 The Worked-Example Effect on Written Production | 第25-28页 |
| 3 Research Methodology | 第28-36页 |
| 3.1 Research Questions | 第28页 |
| 3.2 Research Design | 第28-33页 |
| 3.2.1 Participants | 第29页 |
| 3.2.2 Instruments | 第29-30页 |
| 3.2.3 Materials | 第30-31页 |
| 3.2.4 Procedures | 第31-33页 |
| 3.3 Scoring | 第33-35页 |
| 3.4 Data Collection and Analysis | 第35-36页 |
| 4 Results and Discussion | 第36-62页 |
| 4.1 Results of Writing Performance | 第36-56页 |
| 4.1.1 Writing Performance in Terms of Organization, Content and Language | 第36-44页 |
| 4.1.2 Linguistic Measures in Termsof Fluency, Complexity and Accuracy | 第44-53页 |
| 4.1.3 Cognitive Load for the Writing Task | 第53-56页 |
| 4.2 Discussion | 第56-62页 |
| 4.2.1 Difference in Writing Performance between Control Group and Two Experiment Groups | 第56-59页 |
| 4.2.2 Difference in Writing Performance between Two Experiment Groups | 第59-62页 |
| 5 Conclusion | 第62-66页 |
| 5.1 Major Findings | 第62-63页 |
| 5.2 Implications | 第63-64页 |
| 5.3 Limitations of the Study | 第64页 |
| 5.4 Suggestions for Future Study | 第64-66页 |
| Acknowledgements | 第66-68页 |
| References | 第68-74页 |
| Appendix A Complete Worked-Examples | 第74-80页 |
| Appendix B Incomplete Worked-Examples | 第80-84页 |
| Appendix C Writing Tasks in the Experiment | 第84-86页 |
| Appendix D Rubric for Rating Students' Compositions | 第86-88页 |
| Appendix E Writing Cognitive Load Scale(WCLS) | 第88-90页 |
| Publication | 第90页 |