| Acknowledgements | 第1-4页 |
| Abstract | 第4-9页 |
| Chapter Ⅰ Introduction | 第9-14页 |
| ·The necessity for the study | 第9-11页 |
| ·The current situation of oral communicative competence training | 第9-10页 |
| ·Reevaluation of Oral English proficiency | 第10-11页 |
| ·The general description of the study | 第11-13页 |
| ·The overall structure of the paper | 第13-14页 |
| Chapter Ⅱ Literature Review | 第14-29页 |
| ·Interlanguage theory | 第14-16页 |
| ·The development of interlanguage theory | 第14-15页 |
| ·The nature of the interlanguage continuum | 第15-16页 |
| ·Psychological process of interlanguage continuum | 第16页 |
| ·Theoretical framework of fossilization study | 第16-27页 |
| ·Definition of fossilization | 第17-18页 |
| ·Feature of fossilization | 第18页 |
| ·Classification of fossilization | 第18-21页 |
| ·Individual fossilization and group fossilization | 第18-20页 |
| ·Temporary fossilization and permanent fossilization | 第20-21页 |
| ·Critical evaluation of current fossilization study | 第21-27页 |
| ·Evaluation on current research of the scope of fossilizable items | 第22-23页 |
| ·Evaluation on current research of causes of fossilization | 第23-27页 |
| ·Review of the significance of the thesis | 第27-29页 |
| Chapter Ⅲ The Quantitative Design | 第29-52页 |
| ·General introduction of the empirical research | 第29-30页 |
| ·Subjects of the study | 第30页 |
| ·Instruments | 第30-31页 |
| ·Procedures for data collection | 第31-32页 |
| ·Data collection and analysis | 第32-52页 |
| ·Fossilized errors caused by L1 interference in oral communication | 第34-40页 |
| ·Fossilized intralingual errors in oral communication | 第40-45页 |
| ·Communication-strategies based undesirable productions in oral communication | 第45-52页 |
| Chapter Ⅳ The Qualitative Design | 第52-61页 |
| ·Interview analysis | 第52-54页 |
| ·Questionnaire investigation | 第54-61页 |
| ·Questionnaire design | 第54-55页 |
| ·Data collection and analysis | 第55-61页 |
| Chapter Ⅴ Results and Discussion | 第61-77页 |
| ·Recognition of oral English communication | 第61-66页 |
| ·Partial recognition of fluency and accuracy in oral communication | 第62-63页 |
| ·Partial recognition of the role of grammar in language acquisition | 第63-64页 |
| ·Partial recognition of oral communicative competence acquisition | 第64页 |
| ·Recognition of potential application of communication strategies | 第64-66页 |
| ·Mutual SLA factors related to oral communicative training and acquisition | 第66-77页 |
| ·Inner processing system of second language use | 第67-68页 |
| ·The effects of input, selective attention and cognitive affective factors | 第68-70页 |
| ·The effect of input | 第68页 |
| ·The function of selective attention | 第68-70页 |
| ·Cognitive affective factors | 第70页 |
| ·Oral task design | 第70-74页 |
| ·The choice of types of oral tasks | 第71-72页 |
| ·The model of task | 第72-74页 |
| ·Monitoring work | 第74-77页 |
| Chapter Ⅵ Conclusion | 第77-84页 |
| ·Major findings | 第77-80页 |
| ·Implication of the findings | 第80-82页 |
| ·Limitations and recommendations for future research | 第82-84页 |
| ·Limitations | 第82页 |
| ·Recommendations for future research | 第82-84页 |
| Appendix Ⅰ Topics for presentation | 第84-85页 |
| Appendix Ⅱ Topics for discussion | 第85-86页 |
| Appendix Ⅲ Interview questions | 第86-87页 |
| Appendix Ⅳ Questionnaire | 第87-89页 |
| Bibliography | 第89-94页 |
