| Declaration | 第1-6页 |
| Acknowledgements | 第6-7页 |
| Abstract (Chinese and English) | 第7-13页 |
| List of Tables | 第13-14页 |
| List of Figures | 第14页 |
| List of Appendices | 第14-15页 |
| Chapter One Introduction | 第15-21页 |
| ·Research orientation | 第15页 |
| ·Research background | 第15-17页 |
| ·Rationale for present study | 第17-19页 |
| ·Key research questions | 第19-20页 |
| ·Organization of the Dissertation | 第20-21页 |
| Chapter Two Theoretical Underpinnings of Research into Effects of Planning and Task Type on L2 Speech Production: A Conceptual Framework | 第21-36页 |
| ·Overview | 第21页 |
| ·Information Processing Theory | 第21-28页 |
| ·General principles of Information Processing | 第21-23页 |
| ·SLA research into attention and memory | 第23-25页 |
| ·The Model of Working Memory (Short-term Memory) | 第25-27页 |
| ·Introduction | 第25页 |
| ·Working Memory Processing | 第25-26页 |
| ·Implications for task design | 第26-27页 |
| ·Resources, task demands, and language production | 第27-28页 |
| ·Speech Production Models | 第28-32页 |
| ·Levelt's Speech Production Model | 第28-31页 |
| ·De Bot's Model of Speech Production | 第31-32页 |
| ·Influence of task planning and task type on L2 speech production: A Conceptual framework | 第32-35页 |
| ·Effect of task planning on L2 speech production | 第32-34页 |
| ·Effect of task type on L2 speech production | 第34-35页 |
| ·Summary | 第35-36页 |
| Chapter Three Review of the Related Empirical Studies | 第36-47页 |
| ·Overview | 第36页 |
| ·Empirical studies on planning | 第36-39页 |
| ·Pre-task Planning (PTP) | 第36-38页 |
| ·On-line Planning (OLP) | 第38-39页 |
| ·Empirical studies on task type and trade-off effects | 第39-42页 |
| ·Measures of Speech Performance | 第42-44页 |
| ·Summary and Conclusions | 第44-47页 |
| Chapter Four Research Design, Instrumentation, Data Collection, and Data Analysis | 第47-64页 |
| ·Overview | 第47页 |
| ·Research Hypotheses | 第47-50页 |
| ·Research design | 第50页 |
| ·Participants | 第50-51页 |
| ·Tasks | 第51-52页 |
| ·Task Planning Conditions | 第52-54页 |
| ·Pre-task Planning (PTP) | 第52-53页 |
| ·On-line Planning (OLP) | 第53页 |
| ·Pre-task Planning & on-line Planning (PTP & OLP) Combined | 第53-54页 |
| ·Data Collection | 第54-58页 |
| ·Venue and Setting | 第54页 |
| ·Pre-experimental preparations | 第54-55页 |
| ·Procedures | 第55-58页 |
| ·Data collection procedures under the pre-task planning condition | 第56页 |
| ·Data collection procedures under the on-line planning condition | 第56-57页 |
| ·Data collection procedures under the combined planning condition | 第57页 |
| ·Retrospection on task performance | 第57-58页 |
| ·Data Analysis | 第58-64页 |
| ·Operationalization of indices of task performance | 第58-61页 |
| ·Total amount of time and production | 第59页 |
| ·Measures of task performance | 第59-61页 |
| ·Data preparation | 第61-62页 |
| ·Data analysis | 第62-64页 |
| Chapter Five Results of the Study | 第64-78页 |
| ·Overview | 第64页 |
| ·Effects of Task Order | 第64-65页 |
| ·The effects of planning on L2 speech production in general | 第65-67页 |
| ·Effects of planning, task type and their interaction | 第67-74页 |
| ·Effect of planning | 第68-73页 |
| ·Effects of task type | 第73-74页 |
| ·Interaction effect of planning and task type on correct verb forms | 第74页 |
| ·Effects of planning and task type - a qualitative perspective | 第74-78页 |
| Chapter Six Discussion, Conclusions, Implications and Recommendations for Future Research | 第78-88页 |
| ·Overview | 第78页 |
| ·A summary of major findings | 第78-79页 |
| ·A comparison between the study and previous studies | 第79-85页 |
| ·Findings similar to those obtained in previous studies | 第79-80页 |
| ·Findings different from those obtained in the previous study | 第80-85页 |
| ·Conclusions | 第85-86页 |
| ·Implications | 第86-87页 |
| ·Limitations and recommendations for future research | 第87-88页 |
| References | 第88-98页 |
| Appendices | 第98-104页 |
