| Abstract in Chinese | 第1-9页 |
| Abstract in English | 第9-11页 |
| Chapter 1 Introduction | 第11-14页 |
| ·Research Orientation and General Research Questions | 第11页 |
| ·The Rationale of the Present Study | 第11-13页 |
| ·Research Method | 第13页 |
| ·Composition of the Present Study | 第13-14页 |
| Chapter 2 Literature Review | 第14-22页 |
| ·Pragmatics and Pragmalinguistics | 第14-15页 |
| ·Pragmatic Errors | 第15-16页 |
| ·Speech Acts and Pragmatic Performance | 第16-18页 |
| ·Speech Acts | 第16-17页 |
| ·Pragmatic Performance | 第17-18页 |
| ·Request Speech Act | 第18-20页 |
| ·Awareness and ILP Development | 第20-22页 |
| Chapter 3 Research Methodology | 第22-32页 |
| ·Dissecting the Research Questions | 第22页 |
| ·Research Design | 第22-32页 |
| ·Participants | 第22-23页 |
| ·Instruments | 第23-25页 |
| ·Instrument for Pragmalinguistic Awareness | 第23-24页 |
| ·Instruments for Pragmalinguistic Competence | 第24-25页 |
| ·Material and Instructional | 第25-29页 |
| ·Materialfor Awareness Retrospection Questionnaires | 第25-26页 |
| ·Questionnaires for Pragmalinguistic Competence | 第26-29页 |
| ·Data Collection | 第29页 |
| ·Data Transcription, Coding and Scoring | 第29-32页 |
| ·Pragmalinguistic Awareness Data | 第29页 |
| ·Pragmalinguistic Competence Data | 第29-30页 |
| ·Judgment of Request Head Act in DCT | 第30-32页 |
| Chapter 4 Results and Findings | 第32-49页 |
| ·Answer to the First Research Question | 第32-34页 |
| ·Awareness of Request Strategy Formulae | 第32-33页 |
| ·Awareness of Internal Downgrading Devices | 第33-34页 |
| ·Answer to the Second Research Question | 第34-42页 |
| ·DCT Results of Request Strategy Category | 第35-36页 |
| ·DCT Data of Request Strategy Types | 第36-38页 |
| ·DCT Results of Internal Syntactic Downgraders | 第38-39页 |
| ·DCT Data of Internal Lexical Downgraders | 第39-41页 |
| ·DCT Data of Pragmatic Appropriateness | 第41-42页 |
| ·Answer to the Third Research Question | 第42-47页 |
| ·Distribution of Choices in MCT by NSs and Chinese Students | 第42-44页 |
| ·Preference for Request Strategy Types by NSs and Chinese Students | 第44-46页 |
| ·Statistical Result of MCT by Chinese Students | 第46-47页 |
| ·Answer to the Fourth Research Question | 第47-49页 |
| Chapter 5 Discussion of Results | 第49-56页 |
| ·Discussion of the Finding Related to the First Research Question | 第49-50页 |
| ·Discussion of the Findings Related to the Second Research Question | 第50-52页 |
| ·Discussion of the Findings Related to the Third Research Question | 第52-54页 |
| ·Discussion of the Findings Related to the Fourth Research Question | 第54-56页 |
| Conclusion | 第56-59页 |
| Conclusion of This Study | 第56-57页 |
| Implications of This Study | 第57-58页 |
| Limitations of This Study | 第58-59页 |
| References | 第59-63页 |
| Appendix A 攻读学位期间所发表的学术论文目录 | 第63-64页 |
| Appendix B Theoretical framework of Blum-Kulka, House and Kasper （1989） | 第64-66页 |
| Appendix C Contents of Discourse Completion Test（DCT） | 第66-68页 |
| Appendix D Contents of Multiple Choice Test （MCT） | 第68-70页 |
| Appendix E Transcripts of Three Dialogues for ARQ （NS-NS） | 第70-74页 |
| Appendix F Transcripts of Three Dialogues for ARQ （NNS-NNS） | 第74-77页 |
| Appendix G Target Request Head Act Forms in ARQ | 第77-78页 |
| Appendix H Instruction in ARQ | 第78-79页 |
| Appendix I 详细中文摘要 | 第79-82页 |
| Acknowledgements | 第82页 |
