| Acknowledgements | 第1-7页 |
| Abstract | 第7-9页 |
| 内容摘要 | 第9-10页 |
| Chapter One Introduction | 第10-14页 |
| ·Research Background | 第10-11页 |
| ·Research Purpose | 第11页 |
| ·Significance of the Study | 第11-12页 |
| ·Layout of the Thesis | 第12-14页 |
| Chapter Two Literature Review | 第14-28页 |
| ·Previous Studies on Interlanguage | 第14-15页 |
| ·Previous Studies on Interlanguage Pragmatics | 第15-20页 |
| ·Definition and Domain of Interlanguage Pragrnatics | 第15-17页 |
| ·Defining Linguistic Competence and Pragmatic Competence | 第17-18页 |
| ·Relationship Between Pragmatic Competence and Linguistic Competence | 第18-20页 |
| ·Previous Studies on Refusal | 第20-26页 |
| ·Speech Act Theory | 第20-22页 |
| ·Definition of Refusal | 第22-23页 |
| ·Classification of Refusal Strategies | 第23-25页 |
| ·Speech Act of Refusal | 第25-26页 |
| ·Comments on the Previous Studies | 第26-28页 |
| Chapter Three Research Design | 第28-34页 |
| ·Hypothesis and Research Questions | 第28-29页 |
| ·Subjects | 第29页 |
| ·Instruments | 第29-31页 |
| ·Data Collection | 第31-32页 |
| ·Data Analysis | 第32-34页 |
| Chapter Four Results and Discussion | 第34-60页 |
| ·The Development of Pragmalinguistic Competence with the Increase of Linguistic Competence | 第34-54页 |
| ·The Use of Strategies | 第34-49页 |
| ·The Content of Reasons | 第49-51页 |
| ·The Use of Internal Modifiers | 第51-54页 |
| ·The Development of Sociopragmatic Competence with the Increase of Linguistic Competence | 第54-58页 |
| ·Sources of Pragmatic Knowledge About the Speech Act of Refusal | 第58-60页 |
| Chapter Five Conclusion | 第60-67页 |
| ·Findings of the Study | 第60-61页 |
| ·Implications | 第61-66页 |
| ·Suggestions for Further Studies | 第66-67页 |
| References | 第67-71页 |
| Appendix A A Questionnaire on the Speech Act of Refusal | 第71-75页 |
| Appendix B Sources of Pragmatic Knowledge about the Speech Act of Refusal | 第75-76页 |
| Appendix C Classification of Internal Modifiers | 第76页 |
