| Chapter 1 Introduction | 第1-19页 |
| ·Language aptitude and L1 learning | 第13-16页 |
| ·Motivation | 第16-17页 |
| ·The structure of the study | 第17-19页 |
| Chapter 2 Literature Review | 第19-43页 |
| ·Foreign language learning | 第19-29页 |
| ·Clarification of concepts involved | 第19-23页 |
| ·Learner factors | 第23-29页 |
| ·L1 acquisition and foreign language learning | 第29-37页 |
| ·Implications of L1 acquisition | 第29-33页 |
| ·L1=L2 acquisition hypothesis | 第33-37页 |
| ·Cross-linguistic influences in language learning | 第37-39页 |
| ·Summary | 第39-43页 |
| Chapter 3 The Study | 第43-54页 |
| ·Research design | 第43-44页 |
| ·Research questions and hypotheses | 第44-45页 |
| ·Operational definition of the variables | 第45-46页 |
| ·Instrumentation | 第46-50页 |
| ·General introduction | 第46-47页 |
| ·Structure of the questionnaire | 第47-50页 |
| ·Samples for the study | 第50-51页 |
| ·Statistics tools | 第51-52页 |
| ·Procedures of data collection and data analysis | 第52-54页 |
| Chapter 4 Data Collection and Interpretation | 第54-67页 |
| ·General analysis of involved learner factors | 第54-57页 |
| ·Independent samples t-test | 第57-59页 |
| ·Correlational analysis | 第59-62页 |
| ·Multiple regression analysis | 第62-63页 |
| ·Further study on higher achievers | 第63-67页 |
| Chapter 5 Discussion | 第67-82页 |
| ·Answers to the research questions | 第67-71页 |
| ·Answer to research question 1 | 第67-68页 |
| ·Answer to research question 2 | 第68-69页 |
| ·Answer to research question 3 | 第69-70页 |
| ·Answer to research question 4 | 第70-71页 |
| ·Discussion on the involved learner factors | 第71-82页 |
| ·The role of L1 in foreign language learning | 第71-76页 |
| ·The role of different individual factors | 第76-82页 |
| Chapter 6 Conclusion, Pedagogical Suggestions and Limitations | 第82-91页 |
| ·Conclusion | 第82-85页 |
| ·The native language transfer in foreign language learning | 第82-83页 |
| ·The positive effects L1 exerts on foreign language learning | 第83-84页 |
| ·Effects of social factors on foreign language learning | 第84-85页 |
| ·Pedagogical implications | 第85-89页 |
| ·Limitations | 第89-91页 |
| References | 第91-100页 |
| Papers Published | 第100-101页 |
| List of Tables and Figures | 第101-102页 |
| Appendix Ⅰ Questionnaire | 第102-107页 |
| Appendix Ⅱ Interview Guidelines | 第107-108页 |
| 西北工业大学 学位论文知识产权声明书 | 第108页 |
| 西北工业大学 学位论文原创性声明 | 第108页 |
