| Abstract | 第1-10页 |
| 摘要 | 第10-11页 |
| LIST OF ABBREVIATIONS | 第11-12页 |
| LIST OF TABLES | 第12-13页 |
| Chapter One Introduction | 第13-21页 |
| ·Background of the Study | 第13-14页 |
| ·Statement of Problem | 第14-15页 |
| ·Rationale for the Study | 第15-17页 |
| ·Purpose and Method of the Study | 第17-18页 |
| ·Significance of the Study | 第18-19页 |
| ·Organization of the Thesis | 第19-21页 |
| Chapter Two Literature Review | 第21-46页 |
| ·Introduction | 第21-22页 |
| ·Studies of L1 Use in L2 Writing Processes | 第22-23页 |
| ·Similarities and Differences between L1 and L2 Writing Processes | 第23-25页 |
| ·Cross-Language Cognitive Ability and L2 Writing processes | 第25-30页 |
| ·L1 Use in Different Cognitive Operations of L2 Writing | 第30-37页 |
| ·L1 Use in Vocabulary Concerns in L2 Composing | 第31-32页 |
| ·L1 Use in Sentence Formulation in L2 Composing | 第32-34页 |
| ·L1 Use in the Overall L2 Composing | 第34-37页 |
| ·L1 Strategic Proficiency and Writing Quality | 第37-39页 |
| ·Factors Influencing L1 Use in L2 Writing Processes | 第39-43页 |
| ·Influence of L2 Proficiency On L1 Use | 第40-41页 |
| ·Influence of L2 Writing Task Types on L1 Use | 第41-43页 |
| ·Research Gaps and Research Questions | 第43-45页 |
| ·Chapter Summary | 第45-46页 |
| Chapter Three Methodology | 第46-60页 |
| ·Introduction | 第46页 |
| ·Participants | 第46-47页 |
| ·Source of Data | 第47-50页 |
| ·CET-4 Test Scores | 第47页 |
| ·Open-ended Questionnaire | 第47-48页 |
| ·Think-aloud Protocols | 第48页 |
| ·Real-time Observation | 第48-49页 |
| ·Stimulated Recalls | 第49页 |
| ·Retrospective Interviews | 第49-50页 |
| ·Written Texts | 第50页 |
| ·Procedures for Data Collection | 第50-54页 |
| ·Administering the Questionnaire | 第50页 |
| ·Training of Think-aloud Technique | 第50-51页 |
| ·Conducting the Pilot Study | 第51-53页 |
| ·Implementing the Think-aloud Writing Sessions | 第53-54页 |
| ·Conducting Stimulated Recalls | 第54页 |
| ·Conducting Retrospective Interviews | 第54页 |
| ·Data Analysis | 第54-59页 |
| ·Elicitation of the Open-ended Questionnaire | 第54页 |
| ·Analysis of Think-aloud Protocols | 第54-58页 |
| ·Developing the Coding Scheme | 第55-57页 |
| ·Transcribing the Raw Think-aloud Protocols | 第57页 |
| ·Segmenting the Transcribed Protocols | 第57页 |
| ·Statistical Treatment of the Protocols | 第57-58页 |
| ·Analysis of Stimulated Recalls | 第58页 |
| ·Analysis of Retrospective Interviews | 第58-59页 |
| ·Analysis of the Written Texts | 第59页 |
| ·Chapter Summary | 第59-60页 |
| Chapter Four Results and Discussion | 第60-87页 |
| ·Introduction | 第60页 |
| ·Alternate Use of L1 and L2 as the Medium of Though | 第60-66页 |
| ·Different Modes of Medium of Thought in L2 Writing | 第60-64页 |
| ·The Extent of L1 Use in L2 Writing Processes | 第64-66页 |
| ·Situations Triggering the Change of the Medium of Thought | 第66-74页 |
| ·The Situation of Prompt-comprehending | 第66-67页 |
| ·The Situation of Process-planning and Meta-controlling | 第67-68页 |
| ·The Situation of Development of Reasoning | 第68-70页 |
| ·The Situation of Text-producing | 第70-71页 |
| ·The Situation of Language Retrieving | 第71-73页 |
| ·The Situation of Proof-reading | 第73-74页 |
| ·Task Type and the Use of Medium of Thought | 第74-75页 |
| ·Contributory Factors to the Choice of Medium of Thought | 第75-83页 |
| ·Influence of L2 Proficiency Level | 第75-76页 |
| ·Influence of Task Type | 第76-78页 |
| ·Influence of Cognitive Activities | 第78-83页 |
| ·Relationship between L1 Use and Writing Performance | 第83-84页 |
| ·Relationship between Cognitive Activities and Writing Performance | 第84-86页 |
| ·Chapter Summary | 第86-87页 |
| Chapter Five Conelusion | 第87-93页 |
| ·Summary of the Study | 第87页 |
| ·Pedagogical Implications | 第87-90页 |
| ·Raising Students' Awareness of the Writing Process | 第88页 |
| ·Adding to the Common Practice of Strategy Training | 第88-89页 |
| ·Developing an Integrative Concept of Writing Teaching | 第89-90页 |
| ·Limitations of the Study | 第90-91页 |
| ·Suggestions for Future Studies | 第91-92页 |
| ·Concluding Remarks | 第92-93页 |
| References | 第93-100页 |
| Appendix Ⅰ Detailed Information of the Participants | 第100-101页 |
| Appendix Ⅱ Open-ended Questionnaire | 第101-103页 |
| Appendix Ⅲ The Writing Prompts | 第103-106页 |
| Appendix Ⅳ Questions Guiding Retrospective Interviews | 第106-107页 |
| Acknowledgements | 第107-108页 |
| 学位论文评阅及答辩情况表 | 第108页 |
