| ACKNOWLEDGEMENTS | 第1-5页 |
| ABSTRACT | 第5-7页 |
| CHINESE ABSTRACT | 第7-9页 |
| CONTENTS | 第9-12页 |
| CHAPTER ONE INTRODUCTION | 第12-18页 |
| ·The object of the present research | 第12-13页 |
| ·The rationale of the Research | 第13-14页 |
| ·Problems unsolved in the existing studies | 第14-15页 |
| ·The objective of the study | 第15页 |
| ·Notes on methodology and data collection | 第15-16页 |
| ·Outline of the thesis | 第16-18页 |
| CHAPTER TWO A REVIEW OF THE RELEVANT LITERATURE | 第18-25页 |
| ·Studies on the Wutai dialect at home and abroad | 第18页 |
| ·The definition of the Wutai dialect in this research | 第18-19页 |
| ·The preceding study on sound of the Wutai dialect | 第19-22页 |
| ·The preceding study on vocabulary of the Wutai dialect | 第22-23页 |
| ·Achievements and limitations of the past researches | 第23页 |
| ·The present study | 第23-25页 |
| CHAPTER THREE DESCRIPTION OF THE CONCEPTUAL FRAMEWORK | 第25-30页 |
| ·Introduction | 第25页 |
| ·A brief introduction of sociolinguistics | 第25-26页 |
| ·A brief introduction of macro-sociolinguistics | 第26-30页 |
| ·Language planning | 第26-28页 |
| ·Language change | 第28-30页 |
| CHAPTER FOUR A STATISTICAL ANALYSIS | 第30-43页 |
| ·Introduction | 第30-31页 |
| ·Analysis of the vocabulary change from different angles | 第31-39页 |
| ·Analysis from the point of view of vocabulary use | 第31-35页 |
| ·Research in terms of the vocabulary distribution according to meaning | 第35-37页 |
| ·Contrasting vocabulary change in three generations | 第37-39页 |
| ·Exploration and analysis of the vocabulary change | 第39-42页 |
| ·The social factors causing vocabulary change | 第39-40页 |
| ·Personal factors causing vocabulary change | 第40-41页 |
| ·General tendency of vocabulary change | 第41-42页 |
| ·Summary | 第42-43页 |
| CHAPTER FIVE THE REASONS FOR THE WUTAI DIALECT TO APPROACH MANDARIN | 第43-49页 |
| ·Introduction | 第43页 |
| ·The factors causing the Wutai dialect to approach mandarin | 第43-49页 |
| ·The popularization of mandarin | 第43-44页 |
| ·The mandarin speaking environment fostered by state language policy | 第44-45页 |
| ·The speeding-up of social development | 第45-46页 |
| ·School education | 第46页 |
| ·Increase of migrate workers to cites | 第46-47页 |
| ·Influence of the mass media | 第47页 |
| ·Sense of inferiority in being a countryman | 第47-48页 |
| ·Influence of non-agricultural registered residence families | 第48-49页 |
| CHAPTER SIX CONCLUSION AND LIMITATIONS | 第49-52页 |
| ·Introduction | 第49页 |
| ·Major findings | 第49-50页 |
| ·A starting point for the analysis of the Wutai dialect | 第49页 |
| ·A special exploration of the reasons for the vocabulary change | 第49-50页 |
| ·Limitations | 第50页 |
| ·Suggestions for the future research | 第50-52页 |
| BIBLIOGRAPHY | 第52-55页 |
| APPENDIX | 第55-56页 |
| PUBLICATION DURING M.A. PERIOD | 第56-57页 |
