| Abstract | 第3-4页 |
| 摘要 | 第5-9页 |
| 1. Introduction | 第9-13页 |
| 1.1 Background of the research | 第9-10页 |
| 1.2 Purpose and significance of the research | 第10-11页 |
| 1.2.1 Purpose of the research | 第10页 |
| 1.2.2 Significance of the research | 第10-11页 |
| 1.3 Organization of the thesis | 第11-13页 |
| 2. Literature Review | 第13-25页 |
| 2.1 Differences between acquisition and learning | 第13页 |
| 2.2 Incidental vocabulary acquisition | 第13-17页 |
| 2.2.1 The definition of incidental vocabulary acquisition | 第13-14页 |
| 2.2.2 Incidental vocabulary acquisition and intentional vocabulary learning | 第14-16页 |
| 2.2.3 Implicit and explicit learning | 第16-17页 |
| 2.3 Depth of Processing Theory | 第17页 |
| 2.4 Involvement Load Hypothesis | 第17-19页 |
| 2.5 Studies on the relationship between reading tasks and incidental vocabularyacquisition | 第19-20页 |
| 2.6 Previous studies on incidental vocabulary acquisition | 第20-25页 |
| 2.6.1 Studies abroad | 第20-22页 |
| 2.6.2 Studies at home | 第22-25页 |
| 3. Research Methodology | 第25-37页 |
| 3.1 Research questions | 第25页 |
| 3.2 Research subjects | 第25-27页 |
| 3.3 Research instruments | 第27-28页 |
| 3.3.1 Vocabulary tests | 第27-28页 |
| 3.3.2 Interview | 第28页 |
| 3.4 Procedures of the research | 第28-33页 |
| 3.4.1 Research preparation | 第28-32页 |
| 3.4.2 Research implementation | 第32-33页 |
| 3.5 Data collection and analysis | 第33-37页 |
| 4. Results Analyses and Discussions | 第37-53页 |
| 4.1 Results analyses of research questions | 第37-48页 |
| 4.1.1 Results and analysis of Research Question One | 第37-41页 |
| 4.1.2 Results and analysis of Research Question Two | 第41-43页 |
| 4.1.3 Results and analysis of Research Question Three | 第43-45页 |
| 4.1.4 Results and analysis of Research Question Four | 第45-48页 |
| 4.2 Discussions | 第48-53页 |
| 4.2.1 Effect of task-induced involvement load on incidental vocabulary acquisition | 第49-50页 |
| 4.2.2 Effect of the same task with different involvement load on incidentalvocabulary acquisition | 第50页 |
| 4.2.3 Effect of the three elements of involvement load on incidental vocabularyacquisition | 第50-51页 |
| 4.2.4 Effect of different tasks on incidental vocabulary acquisition and retention | 第51-53页 |
| 5. Conclusion | 第53-57页 |
| 5.1 Major findings | 第53-55页 |
| 5.2 Implications | 第55-56页 |
| 5.3 Limitations and suggestions for further research | 第56-57页 |
| Bibliography | 第57-61页 |
| Appendix A | 第61-63页 |
| Appendix B | 第63-65页 |
| Appendix C | 第65-67页 |
| Appendix D | 第67-69页 |
| Appendix E | 第69-73页 |
| Appendix F | 第73-77页 |
| Appendix G | 第77-79页 |
| Acknowledgements | 第79-81页 |
| Publications | 第81页 |
