| 摘要 | 第1-6页 |
| Abstract | 第6-9页 |
| 1 Introduction | 第9-13页 |
| ·Background of the Study | 第9-10页 |
| ·Significance of the Study | 第10-12页 |
| ·Structure of the Study | 第12-13页 |
| 2 Literature Review | 第13-34页 |
| ·Definition and Classification of Humor | 第13-15页 |
| ·Conventional Theories on Humor | 第15-17页 |
| ·Superiority Theory | 第15-16页 |
| ·Relief Theory | 第16页 |
| ·Incongruity Theory | 第16-17页 |
| ·Linguistic Theories on Humor | 第17-19页 |
| ·Semantic Script Theory of Humor | 第17页 |
| ·General Theory of Verbal Humor | 第17-18页 |
| ·Relevance Theory on Humor | 第18-19页 |
| ·Cognitive Linguistics on Humor | 第19页 |
| ·General Review of Conceptual Blending Theory | 第19-22页 |
| ·Study on Conceptual Blending Theory Abroad | 第20-21页 |
| ·Study on Conceptual Blending Theory at Home | 第21-22页 |
| ·General Review of Metaphor | 第22-23页 |
| ·Theoretical Framework | 第23-34页 |
| ·Mental Space | 第23-24页 |
| ·Mapping and Projection | 第24-25页 |
| ·Conceptual Blending Networks | 第25-26页 |
| ·Conceptual Blending Process | 第26-28页 |
| ·Optimality Principles | 第28-29页 |
| ·Basic Types of Conceptual Blending Networks | 第29-34页 |
| 3 Research Methodology | 第34-42页 |
| ·Research Questions | 第34-35页 |
| ·An Introduction of The Big Bang Theory | 第35页 |
| ·Data Collection | 第35-36页 |
| ·Data Analysis | 第36-42页 |
| ·Analysis of Metaphorical Humor at Three Levels | 第36-37页 |
| ·Analysis of Metaphorical Humor in Networks | 第37-39页 |
| ·Relationship Between Metaphorical Humor and Networks | 第39-40页 |
| ·Classification on Features of Sitcom | 第40-42页 |
| 4 Analysis and Discussion | 第42-64页 |
| ·Metaphorical Humor at Language Level | 第42-49页 |
| ·Metaphorical Humor at Language Level and Simplex Network | 第42-44页 |
| ·Metaphorical Humor at Language Level and Mirror Network | 第44-46页 |
| ·Metaphorical Humor at Language Level and Single-scope Network | 第46-48页 |
| ·Metaphorical Humor at Language Level and Double-scope Network | 第48-49页 |
| ·Metaphorical Humor at Situational Level | 第49-56页 |
| ·Metaphorical Humor at Situational Level and Simplex Network | 第50-51页 |
| ·Metaphorical Humor at Situational Level and Mirror Network | 第51-53页 |
| ·Metaphorical Humor at Situational Level and Single-scope Network | 第53-55页 |
| ·Metaphorical Humor at Situational Level and Double-scope Network | 第55-56页 |
| ·Metaphorical Humor at Cultural Level | 第56-63页 |
| ·Metaphorical Humor at Cultural Level and Simplex Network | 第57-58页 |
| ·Metaphorical Humor at Cultural Level and Mirror Network | 第58-60页 |
| ·Metaphorical Humor at Cultural Level and Single-scope Network | 第60-61页 |
| ·Metaphorical Humor at Cultural Level and Double-scope Network | 第61-63页 |
| ·Summary | 第63-64页 |
| 5 Conclusion | 第64-66页 |
| ·Major Findings | 第64页 |
| ·Implications | 第64-65页 |
| ·Limitations and Suggestions for Further Study | 第65-66页 |
| References | 第66-69页 |
| Acknowledgements | 第69-70页 |
