| Acknowledgements | 第4-5页 |
| AcademicAchievements | 第5-6页 |
| 摘要 | 第6-7页 |
| Abstract | 第7页 |
| Table of Contents | 第8-11页 |
| List of Tables | 第11-12页 |
| List of Abbreviations | 第12-13页 |
| Chapter One Introduction | 第13-16页 |
| 1.1 Research Background | 第13-14页 |
| 1.2 Research Motivation | 第14-15页 |
| 1.3 Organization of the Thesis | 第15-16页 |
| Chapter Two Literature Review | 第16-23页 |
| 2.1 ESL Writing | 第16-18页 |
| 2.1.1 The Definitions of Writing and Writing Skills | 第16-17页 |
| 2.1.2 ESL Writing Research Abroad and at Home | 第17-18页 |
| 2.2 Individual Learner Differences in SLA | 第18-19页 |
| 2.2.1 Factors of Individual Learner Differences | 第18-19页 |
| 2.3 Gender Differences and Language Learning | 第19-21页 |
| 2.3.1 Previous Researches on Gender Differences and Language Learning | 第19-21页 |
| 2.3.2 Previous Researches on Gender Differences and Writing Proficiency | 第21页 |
| 2.4 L2 Proficiency and Writing Proficiency | 第21-22页 |
| 2.5 Summary | 第22-23页 |
| Chapter Three Methodology | 第23-27页 |
| 3.1 Purpose | 第23页 |
| 3.2 Design | 第23页 |
| 3.3 Research Questions | 第23-24页 |
| 3.4 Subjects | 第24页 |
| 3.5 Instrument | 第24-25页 |
| 3.6 Scoring and Data Analysis | 第25-27页 |
| 3.6.1 Subj ectively Rating | 第25页 |
| 3.6.2 CET 4 Rating Standard | 第25-26页 |
| 3.6.3 Data Analysis | 第26-27页 |
| Chapter Four Results and Discussion | 第27-43页 |
| 4.1 Differences of Writing Proficiency among Non-English Majors | 第27-29页 |
| 4.1.1 Differences of Writing Proficiency between High and Low L2 ProficiencyStudents | 第28页 |
| 4.1.2 Differences of Writing Proficiency between Female and Male Students | 第28-29页 |
| 4.2 Differences in Lexical Accuracy | 第29-35页 |
| 4.2.1 Differences of Lexical Accuracy between High and Low L2 ProficiencyStudents | 第31-33页 |
| 4.2.2 Differences of Lexical Accuracy between Female and Male Students | 第33-35页 |
| 4.3 Differences in Syntactic Accuracy | 第35-39页 |
| 4.3.1 Differences of Syntactic Accuracy between High and Low L2 ProficiencyStudents | 第36-38页 |
| 4.3.2 Differences of Syntactic Accuracy between Female and Male Students | 第38-39页 |
| 4.4 Causes of the Differences | 第39-42页 |
| 4.4.1 Interlingual Transfer | 第40页 |
| 4.4.2 Intralingual Transfer | 第40-42页 |
| 4.4.2.1 Overgeneralization | 第40-41页 |
| 4.4.2.2 Ignorance of Rule Restriction | 第41-42页 |
| 4.4.3 Other Causes | 第42页 |
| 4.5 Summary | 第42-43页 |
| Chapter Five Conclusion | 第43-48页 |
| 5.1 Maj or Findings | 第43-44页 |
| 5.2 Implications of the Study | 第44-46页 |
| 5.3 Limitations of the Study and Suggestions for Further Studies | 第46-48页 |
| References | 第48-55页 |
| Appendices | 第55-65页 |
| Appendix Ⅰ Writing Task | 第55-56页 |
| Appendix Ⅱ Sample Writing 1 | 第56-57页 |
| Appendix Ⅲ Sample Writing 2 | 第57-58页 |
| Appendix Ⅳ Sample Writing 3 | 第58-59页 |
| Appendix Ⅴ Sample Writing 4 | 第59-60页 |
| Appendix Ⅵ Tests of between-subjects effects 1 | 第60-61页 |
| Appendix Ⅶ Tests of between-subjects effects 2 | 第61-62页 |
| Appendix Ⅷ Tests of between-subjects effects3 | 第62-63页 |
| Appendix Ⅸ Tests of between-subjects effects4 | 第63-64页 |
| Appendix Ⅹ Tests of between-subjects effects5 | 第64-65页 |
| Appendix Ⅺ Tests of between-subjects effects6 | 第65页 |
