| 摘要 | 第1-6页 |
| Abstract | 第6-8页 |
| List of Abbreviations | 第8-12页 |
| Chapter One Introduction | 第12-16页 |
| ·Research Background | 第12-13页 |
| ·Why Request is Chosen in the Research | 第13页 |
| ·Significance of the Present study | 第13-15页 |
| ·Organization of the Present Study | 第15-16页 |
| Chapter Two Literature Review | 第16-28页 |
| ·Conception Related to Request | 第16-20页 |
| ·Definition and Taxonomy of Request | 第16-17页 |
| ·Communicative Competence | 第17-18页 |
| ·Pragmatic Competence | 第18-19页 |
| ·Interlanguage Pragmatics (ILP) | 第19-20页 |
| ·Theories Underlying Interlanguage Pragmatic Research | 第20-23页 |
| ·Speech Act Theory | 第20-21页 |
| ·Politeness Principle | 第21-22页 |
| ·The Complexification Hypothesis | 第22-23页 |
| ·Studies on the Speech Act of Request | 第23-28页 |
| ·Research on Requests Abroad | 第23-26页 |
| ·Research on Requests in China | 第26-28页 |
| Chapter Three Research Design | 第28-35页 |
| ·Research Questions | 第28页 |
| ·Subjects | 第28-29页 |
| ·Method and Data Collection Instruments | 第29-30页 |
| ·Data Analysis Framework | 第30-35页 |
| ·Request Strategies | 第30-32页 |
| ·Internal Modification (IM) | 第32-33页 |
| ·External Modification (EM) | 第33-35页 |
| Chapter four Data Analysis and Discussion | 第35-61页 |
| ·Frequencies in Different Situations | 第35-42页 |
| ·Frequencies of Strategies Used in Different Groups in Situation | 第35-36页 |
| ·Frequencies of Strategies Used in Different Groups in Situation | 第36-37页 |
| ·Frequencies of Strategies Used in Different Groups in Situation | 第37-38页 |
| ·Frequencies of Strategies Used in Different Groups in Situation | 第38-39页 |
| ·Frequencies of Strategies Used in Different Groups in Situation | 第39-40页 |
| ·Frequencies of Strategies Used in Different Groups in Situation | 第40-41页 |
| ·Frequencies of Strategies Used in Different Groups in Situation | 第41-42页 |
| ·Frequencies of Strategies Used in Different Groups in Situation | 第42页 |
| ·Summary and Discussion of Request Strategies | 第42-44页 |
| ·Frequencies of Internal Modification in Situations for the Specific Type | 第44-50页 |
| ·Subjectivizers | 第47-48页 |
| ·Zero and Combination of IM | 第48-49页 |
| ·Summary of Internal Modification | 第49-50页 |
| ·Frequencies of External Modification in Situations for the Specific Type | 第50-51页 |
| ·Analysis of External Modification | 第51-52页 |
| ·Summary and Discussion of External Modification | 第52-54页 |
| ·Assessment of Sociopragmatic Features | 第54-57页 |
| ·Summary of Sociopragmatic Competence | 第57页 |
| ·Explanations for the Findings | 第57-61页 |
| ·Effect of L2 Pragmatic Instruction | 第58页 |
| ·Pragmatic Transfer | 第58-59页 |
| ·L2 Proficiency Level | 第59-61页 |
| Chapter Five Conclusion | 第61-70页 |
| ·Major Findings | 第61-64页 |
| ·Request Strategies | 第61-62页 |
| ·Internal Modification | 第62-63页 |
| ·External Modification | 第63-64页 |
| ·Sociopragmatic Features | 第64页 |
| ·Pedagogical Implications | 第64-68页 |
| ·Explicit and Implicit Instruction | 第64-65页 |
| ·Chunk Learning | 第65-66页 |
| ·Developing Pragmalinguistic and Sociopragmatic Competence | 第66页 |
| ·Suggestions for Improving Pragmatic Competence in Writing | 第66-68页 |
| ·Limitations of the Present Study and Directions for the Future Research | 第68-70页 |
| References | 第70-75页 |
| Appendix | 第75-78页 |
| Acknowledgements | 第78-79页 |
| 攻读硕士期间发表论文情况 | 第79页 |
