| Acknowledgements | 第1-5页 |
| English Abstract | 第5-6页 |
| Chinese Abstract | 第6-10页 |
| Chapter One Introduction | 第10-12页 |
| Chapter Two Literature Review | 第12-28页 |
| ·Theories on Tense and Aspect | 第12-16页 |
| ·Definitions of tense and aspect | 第12-14页 |
| ·The English tense-aspect marking | 第14页 |
| ·The differences between Chinese and English temporality systems | 第14-16页 |
| ·Empirical Studies on L2 Tense-aspect Acquisition | 第16-21页 |
| ·The Aspect Hypothesis and related studies | 第16-18页 |
| ·Verb salience and tense-aspect marking | 第18-19页 |
| ·L1 transfer and markedness in the acquisition of L2 tense-aspect | 第19-21页 |
| ·A General Review of Markedness Theory | 第21-28页 |
| ·An overview | 第21-22页 |
| ·Definitions and criteria of markedness | 第22-24页 |
| ·Definitions | 第22-23页 |
| ·Criteria to define the degree of markedness | 第23-24页 |
| ·Markedness in second language learning | 第24-26页 |
| ·The Significance of Markedness Theory in SLA | 第24-25页 |
| ·Markedness, L1 transfer and the prediction of L2 learning difficulty | 第25-26页 |
| ·An introduction of Markedness Theory into China | 第26-28页 |
| Chapter Three Methodology | 第28-37页 |
| ·Research Hypotheses | 第28-29页 |
| ·Participants | 第29-31页 |
| ·Instruments and Procedures | 第31-34页 |
| ·Instructed writing task | 第31-32页 |
| ·Grammaticality task | 第32-33页 |
| ·Questionnaire | 第33-34页 |
| ·Data collection | 第34-35页 |
| ·Data coding | 第35-37页 |
| Chapter Four Results and Discussion | 第37-60页 |
| ·Data Analysis and Results | 第37-49页 |
| ·Instructed writing task | 第37-45页 |
| ·Percentage of tense-aspect errors in writing task | 第37-39页 |
| ·Distribution of regular versus irregular past markings | 第39-41页 |
| ·Distribution of simple past tense versus compound past tense | 第41-45页 |
| ·Grammaticality task | 第45-47页 |
| ·Post-writing questionnaire | 第47-49页 |
| ·General Discussion | 第49-60页 |
| ·Tense-aspect use and linguistic markedness as a cross-linguistic factor | 第49-51页 |
| ·Tense-aspect use and linguistic markedness as an intralingual factor | 第51-56页 |
| ·Distribution of regular versus irregular past tense and linguistic markedness | 第51-53页 |
| ·Distribution of simple versus compound past tense and linguistic markedness | 第53-56页 |
| ·The Relationship between productive tense-aspect use and receptive knowledge | 第56-57页 |
| ·A comparison between learners’beliefs and strategies concerning the employment of grammatical knowledge in English writing | 第57-60页 |
| Chapter Five Conclusion | 第60-65页 |
| ·Major Findings | 第60-61页 |
| ·Theoretical and Pedagogical Implications | 第61-63页 |
| ·Theoretical implications | 第61-62页 |
| ·Pedagogical implications | 第62-63页 |
| ·Limitations and Recommendations for Further Research | 第63-65页 |
| References | 第65-70页 |
| Appendices | 第70-79页 |
| Appendix A. Writing Task | 第70-71页 |
| Appendix B the Grammaticality Task | 第71-75页 |
| Appendix C The Questionnaire of Learner Factors Regarding the Employment of Grammatical Knowledge in English Writing | 第75-79页 |
| 在校期间的研究成果及发表的学术论文 | 第79页 |
