| Acknowledgements | 第1-7页 |
| Abstract | 第7-9页 |
| 摘要 | 第9-10页 |
| Table of contents | 第10-11页 |
| 1. Introduction | 第11-15页 |
| ·Context of topic | 第11-13页 |
| ·Gap | 第13-14页 |
| ·Research Questions | 第14-15页 |
| 2 Literature Review | 第15-24页 |
| ·Study abroad context and second language learning | 第15-17页 |
| ·Language contact in SA context as the source of learning opportunity | 第17-19页 |
| ·Questions remained in SA research | 第19-22页 |
| ·Sociocultural theory and language learning in SA context | 第22-24页 |
| 3. Theoretical Framework | 第24-28页 |
| ·Learning opportunity and the learning-leading-development | 第24-25页 |
| ·Language as tool and the SA context | 第25-27页 |
| ·Sociocultural theory and the study of L2 learning in SA context | 第27-28页 |
| 4. Methodology | 第28-36页 |
| ·Research objective and rationale of data collection | 第28页 |
| ·Participants | 第28-32页 |
| ·Data collection | 第32-34页 |
| ·Quality control | 第34-36页 |
| ·Difficulties | 第36页 |
| 5. Findings | 第36-55页 |
| ·Object, name and negotiation | 第37-40页 |
| ·Perceiving sense in the context | 第40-44页 |
| ·Correct versus contextually meaningful | 第44-48页 |
| ·Language and thought | 第48-52页 |
| ·Expressing the self and participating in the communication | 第52-55页 |
| 6. Discussion | 第55-60页 |
| ·What is the difference between learning L2 in an SA setting and in a AH setting? | 第56-57页 |
| ·What kind of language learning opportunity is offered in the SA learning setting? | 第57-59页 |
| ·What is the result of learning in SA setting? What difference does it make on learners language ability? | 第59-60页 |
| 7. Conclusion | 第60-65页 |
| ·Summary of the study | 第60-62页 |
| ·Implications | 第62-64页 |
| ·Limitations and further research | 第64-65页 |
| Bibliography | 第65-69页 |
| Appendix | 第69-83页 |
