| ACKNOWLEDGEMENTS | 第1-5页 |
| 摘要 | 第5-6页 |
| ABSTRACT | 第6-8页 |
| TABLE OF CONTENTS | 第8-11页 |
| LIST OF TABLES | 第11-12页 |
| LIST OF FIGURES | 第12-13页 |
| Chapter One INTRODUCTION | 第13-17页 |
| ·Background and Motivation | 第13-14页 |
| ·Significance and Purpose of the Study | 第14-15页 |
| ·Organization of This Thesis | 第15-17页 |
| Chapter Two LITERATURE REVIEW | 第17-35页 |
| ·Researches on Foreign Accent | 第17-24页 |
| ·Definitions of Foreign Accent | 第17-18页 |
| ·Causes of Foreign Accent | 第18-19页 |
| ·Empirical Researches on Foreign Accent | 第19-24页 |
| ·Researches on Vowel Reduction | 第24-29页 |
| ·Researches on Vowel Reduction Abroad | 第24-27页 |
| ·Researches on Vowel Reduction at Home | 第27-28页 |
| ·Measurement and Timing of Vowel Reduction | 第28-29页 |
| ·Research on Relationship Between Production and Perception | 第29-33页 |
| ·Production Precedes Perception | 第29-31页 |
| ·Perception Precedes Production | 第31-32页 |
| ·No Correlation Between Production and Perception | 第32-33页 |
| ·Summary and Definition of Key Terms | 第33-35页 |
| ·Summary of Literature Review | 第33页 |
| ·Definition of Key Terms | 第33-35页 |
| Chapter Three METHODOLOGY | 第35-47页 |
| ·Research Questions | 第35页 |
| ·Participants | 第35-36页 |
| ·Non-native Speakers of English | 第36页 |
| ·Native Speakers of English | 第36页 |
| ·Materials | 第36-40页 |
| ·Diagnostic Passage | 第37-39页 |
| ·No-Prompt Dictation Material | 第39-40页 |
| ·Instruments | 第40-42页 |
| ·Goldwave v5.58 | 第41页 |
| ·Praat 5.042 | 第41页 |
| ·SPSS16.0 | 第41页 |
| ·7-Point Rating Sheet | 第41-42页 |
| ·Portable Recording Equipment | 第42页 |
| ·Data Collection Procedure | 第42-45页 |
| ·Diagnostic Passage Reading & Recording | 第42-44页 |
| ·Foreign Accent Rating | 第44-45页 |
| ·No-Prompt Dictation Test | 第45页 |
| ·Data Analysis Procedure | 第45-47页 |
| Chapter Four RESULTS AND DISCUSSIONS | 第47-63页 |
| ·Chinese EFL Learners' Production of Vowel Reduction and Their Foreign Accent | 第47-56页 |
| ·Chinese EFL Learners' Performance in Producing Vowel Reduction | 第47-53页 |
| ·Chinese EFL Learners' Foreign Accent and Its Correlation with Their Performance in Vowel Reduction Production | 第53-56页 |
| ·Chinese EFL Learners' Perception of Vowel Reduction | 第56-59页 |
| ·Relationship Between Chinese EFL Learners' Perception of Vowel Reduction and Their Foreign Accent | 第59-63页 |
| Chapter Five CONCLUSION | 第63-67页 |
| ·Summary of the Study | 第63页 |
| ·Pedagogical Implications | 第63-64页 |
| ·Limitations and Suggestions | 第64-67页 |
| REFERENCES | 第67-77页 |
| APPENDICES | 第77-83页 |
| Appendix Ⅰ: Diagnostic Passage | 第77-78页 |
| Appendix Ⅱ Material for No-prompt Dictation Test | 第78-79页 |
| Appendix Ⅲ Brief Instruction to Foreign Accents Features for Appraisers | 第79-81页 |
| Annex Ⅳ Rating Sheets for Foreign Accent Rating | 第81-83页 |
| 附录：作者在攻读硕士学位期间发表的论文 | 第83页 |
