| ACKNOWLEDGEMENTS | 第1-5页 |
| 摘要 | 第5-6页 |
| ABSTRACT | 第6-9页 |
| 1. INTRODUCTION | 第9-12页 |
| ·Orientation for the Study | 第9-10页 |
| ·Research Questions | 第10-11页 |
| ·Contents and Organization of the Thesis | 第11-12页 |
| 2. LITERATURE REVIEW | 第12-25页 |
| ·Incidental Vocabulary Learning Hypothesis | 第12页 |
| ·Intentional and Incidental Vocabulary Acquisition | 第12-14页 |
| ·A cognitive view of incidental vocabulary acquisition | 第14-18页 |
| ·The Text Comprehension Process: Mental Modeling | 第14-15页 |
| ·The meaning of words in a text: Text level and word level interacting | 第15-16页 |
| ·The Specification of Contextual Word Meaning: Constructing Conceptual Knowledge | 第16页 |
| ·From Meaning Specification to Vocabulary Acquisition: Acquiring New Words through Reading | 第16-18页 |
| ·Some Conclusions about Incidental Vocabulary Acquisition | 第18-19页 |
| ·Two Related Theories: Involvement Load Hypothesis and Input Hypothesis | 第19-22页 |
| ·Involvement Load Hypothesis | 第19-21页 |
| ·Krashen's Comprehensible Input Hypothesis | 第21-22页 |
| ·A Review of Empirical Research on Incidental Vocabulary Acquisition | 第22-25页 |
| 3. AN EMPIRICAL STUDY | 第25-32页 |
| ·Participants and Design | 第25-28页 |
| ·Participants | 第25页 |
| ·Materials | 第25-27页 |
| ·Materials Selection | 第25-26页 |
| ·The T-Unit Analysis | 第26-27页 |
| ·Target Words | 第27页 |
| ·Recall Protocol for Reading Comprehension | 第27-28页 |
| ·The Measurement: Vocabulary Knowledge Scale (VKS) | 第28-29页 |
| ·Procedures | 第29-31页 |
| ·Pilot | 第29-30页 |
| ·Treatment | 第30-31页 |
| ·Immediate Posttests | 第30页 |
| ·The Written Recall | 第30页 |
| ·The Delayed Posttest | 第30-31页 |
| ·Data Analysis | 第31-32页 |
| 4. ANALYSIS AND DISSCUSSIONS | 第32-44页 |
| ·Overview | 第32页 |
| ·Reading Comprehension and the Incidental Vocabulary Acquisition | 第32-36页 |
| ·The Effect of Text Difficulty on Vocabulary Gain (Immediate Posttest) | 第36-38页 |
| ·The Effect of Text Difficulty on Vocabulary Retention (Delayed Posttest) | 第38-41页 |
| ·Discussions | 第41-43页 |
| ·The Role of Passage Comprehension in Incidental Vocabulary Acquisition | 第41页 |
| ·The Text Difficulty as Influential Factor on Incidental Vocabulary Acquisition | 第41-43页 |
| ·Other Findings | 第43-44页 |
| 5. CONCLUSION | 第44-46页 |
| ·Implications | 第44-45页 |
| ·Limitations and Suggestions for the Future Research | 第45-46页 |
| REFERENCES | 第46-51页 |
| APPENDIX | 第51-62页 |
