| Abstract | 第1-7页 |
| 摘要 | 第7-12页 |
| Chapter One Introduction | 第12-16页 |
| ·Research Background | 第12-13页 |
| ·Significance of the Study | 第13-14页 |
| ·Purpose of the Study | 第14-15页 |
| ·Organization of the Thesis | 第15-16页 |
| Chapter Two Literature Review and Theoretical Framework | 第16-33页 |
| ·Politeness Theories | 第16-23页 |
| ·Leech’s Politeness Principle | 第17-18页 |
| ·Gu Yueguo’s Chinese Politeness Maxim | 第18-20页 |
| ·Brown and Levinson’s Face-Saving Theory | 第20-23页 |
| ·Speech Act of Request | 第23-30页 |
| ·Definitions of Request | 第23-24页 |
| ·Request Segments | 第24-25页 |
| ·Categorization of Request Strategy | 第25-28页 |
| ·Politeness of Request | 第28-30页 |
| ·Previous Studies of Request from Home and Abroad | 第30-33页 |
| ·Related Research Abroad | 第30-31页 |
| ·Related Research at Home | 第31-33页 |
| Chapter Three Research Methodology | 第33-40页 |
| ·Research Materials | 第33-35页 |
| ·Home with Kids | 第33-34页 |
| ·Modern Family | 第34-35页 |
| ·Research Questions | 第35-36页 |
| ·Research Focus | 第36页 |
| ·Research Design | 第36-40页 |
| ·Research Methods | 第37-38页 |
| ·Data Collection and Instrument | 第38-39页 |
| ·Analytical Procedures | 第39-40页 |
| Chapter Four Comparison and Analysis | 第40-86页 |
| ·Comparison of Alerter | 第41-50页 |
| ·Frequency of Alerter in Two Sitcoms | 第41-44页 |
| ·Alerters in Modern Family | 第44-46页 |
| ·Alerters in Home with Kids | 第46-50页 |
| ·Comparison of Head Act | 第50-64页 |
| ·Frequency of Request Strategy | 第51-54页 |
| ·Request Strategies in Home with Kids | 第54-61页 |
| ·Request Strategies in Modern Family | 第61-64页 |
| ·Comparison of Modifications | 第64-80页 |
| ·Comparison of Internal Modification | 第64-74页 |
| ·Comparison of Supportive Move and Its Sequence with Head Act | 第74-80页 |
| ·Factors Affecting Differences | 第80-86页 |
| ·Language Factor | 第80页 |
| ·Social and Cultural Factors | 第80-86页 |
| Chapter Five Conclusions and Suggestions | 第86-90页 |
| ·Major Findings | 第86-88页 |
| ·Limitations of the Study | 第88页 |
| ·Pedagogical Implications and Suggestions for the Future Study | 第88-90页 |
| Bibliography | 第90-94页 |
| 攻读硕士学位期间研究成果 | 第94-95页 |
| Acknowledgements | 第95页 |
