| Abstract | 第1-8页 |
| 中文摘要 | 第8-9页 |
| Lists of Tables and Figures | 第9-10页 |
| Lists of Abbreviations | 第10-11页 |
| 1. INTRODUCTION | 第11-13页 |
| ·Background | 第11页 |
| ·Definition of terms | 第11-12页 |
| ·The significance of this study | 第12-13页 |
| 2. LITERATURE REVIEW | 第13-21页 |
| ·Explicit elaboration on this issue in domestic papers | 第13-16页 |
| ·Wang Dawei's (2000) suggestions and the existing problems | 第13-15页 |
| ·Wang Chuming's (2003) suggestions and the problems | 第15-16页 |
| ·Other proposals to this issue and its deficiency | 第16页 |
| ·Papers abroad on speech difficulty of second/foreign language learners | 第16-20页 |
| ·A newly-proposal to improve oral proficiency of L2/FL speakers | 第16-17页 |
| ·Anxiety's negative effect on unsatisfying oral performance | 第17-18页 |
| ·The effect of pre-task planning on L2 oral production | 第18-19页 |
| ·Communicative Strategies and Learners' speech output | 第19-20页 |
| ·On environmental factors of natural language acquisition | 第20-21页 |
| 3. CONCEPTUAL FRAMEWORK | 第21-30页 |
| ·The stages of speech production | 第21页 |
| ·Typology of poor speech performance of Chinese-speaking EFL learners | 第21-22页 |
| ·Lexical representation of low-proficiency bilingual learners | 第22-30页 |
| ·Lexical development stages of L2 learners proposed by Jiang Nan | 第22-24页 |
| ·Linguistic representation findings made by psychological research | 第24-25页 |
| ·The findings of Bilingualism research | 第25-30页 |
| 4. METHODS | 第30-36页 |
| ·Participants in the Study | 第30-31页 |
| ·Pilot study | 第31页 |
| ·Instrument and Procedures | 第31-32页 |
| ·Data collection | 第32-36页 |
| 5. ANALYSIS AND DISCUSSION | 第36-45页 |
| ·Analysis on the data collected | 第36-42页 |
| ·Conclusions based on the analysis | 第42-45页 |
| 6. PRACTICAL IMPLICAIONS | 第45-46页 |
| 7. LIMITATIONS OF THE PRESENT RESEARCH AND FUTURE DIRECTION | 第46-47页 |
| Bibliography | 第47-52页 |
| Appendix Ⅰ | 第52-53页 |
| Appendix Ⅱ | 第53-57页 |
| Appendix Ⅲ | 第57-58页 |
| Acknowledgements | 第58-59页 |
