| 1 Studies on the Role of a First Language in Second Language Learning and Teaching | 第1-20页 |
| 1．1 Definitions of Key Words | 第9-12页 |
| 1．2 Studies on the Role of the L1 in L2 Learning and Teaching | 第12-19页 |
| 1．2．1 Language Transfer Studies | 第12-14页 |
| 1．2．2 Approaches and Methods in L2 Teaching | 第14-18页 |
| 1．2．3 Summaries | 第18-19页 |
| 1．3 Implications of the Role of the L1 in L2 Learning and Teaching | 第19-20页 |
| 2 Studies on the Role of Mental Translation on L2 Writing and Reading | 第20-30页 |
| 2．1 Studies on Writing in the L2 by Means of Translation | 第21-23页 |
| 2．2 Studies on Mental Translation into the L1 on L2 reading | 第23-28页 |
| 2．3 Summaries and Implications of Mental Translation | 第28-30页 |
| 3 Experiments on Mental Translation into Chinese on Reading in English | 第30-51页 |
| 3．1 Major Differences between English and Chinese | 第30-32页 |
| 3．2 Experiment Hypotheses and Design | 第32-33页 |
| 3．3 Subjects | 第33-34页 |
| 3．4 English Reading Materials | 第34-40页 |
| 3．5 Experiment Procedures | 第40-51页 |
| 3．5．1 Reading Comprehension Processes | 第40-41页 |
| 3．5．2 Analyses through Multi-Factor ANOVA Test | 第41-47页 |
| 3．5．3 Post-Experiment Investigations | 第47-51页 |
| 4 Conclusions | 第51-55页 |
| 4．1 Summaries of the Preceding Chapters | 第51-52页 |
| 4．2 Conclusions and Implications | 第52-53页 |
| 4．3 Limitations and Further Researches | 第53-55页 |
| Bibliography | 第55-57页 |
| Appendix 1 | 第57-104页 |
| Appendix 2 | 第104-128页 |
| Appendix 3 | 第128-145页 |
| Appendix 4 | 第145-147页 |
| Appendix 5 | 第147-153页 |
| Appendix 6 | 第153-159页 |
