| Acknowledgements | 第4-5页 |
| Abstract | 第5-6页 |
| 摘要 | 第7-14页 |
| Chapter One Introduction | 第14-18页 |
| 1.1 Background of the Research | 第14-15页 |
| 1.2 Research Objectives | 第15页 |
| 1.3 Significance of the Research | 第15-16页 |
| 1.4 Structure of the Thesis | 第16-18页 |
| Chapter Two Literature Review | 第18-52页 |
| 2.1 Image Schema | 第18-23页 |
| 2.1.1 Definitions of Image Schema | 第18-19页 |
| 2.1.2 Types of Image Schema | 第19-22页 |
| 2.1.3 Features of Image Schema | 第22-23页 |
| 2.2 Polysemy of Prepositions | 第23-28页 |
| 2.2.1 The Lexical Network Approach | 第24-26页 |
| 2.2.2 The Core-Schema Based Approach | 第26-28页 |
| 2.3 Image Schema and Polysemous Prepositions | 第28-40页 |
| 2.3.1 The Image Schemas of Some Prepositions | 第28-34页 |
| 2.3.2 The Application of Image Schema to the Acquisition of Prepositions | 第34-37页 |
| 2.3.3 The Image Schema Based Approach to the Polysemy of 'to' | 第37-40页 |
| 2.4 Nonlinear Development and Second Language Acquisition | 第40-41页 |
| 2.5 Problems in the Previous Studies and Solutions in the Present Research | 第41-42页 |
| 2.6 Framework of the Image Schemas of the Preposition 'to' | 第42-52页 |
| 2.6.1 Path Schema | 第43-48页 |
| 2.6.2 Orientation Schema | 第48-49页 |
| 2.6.3 Link Schema | 第49-50页 |
| 2.6.4 Scale Schema | 第50页 |
| 2.6.5 Balance Schema | 第50-51页 |
| 2.6.6 Background Schema | 第51-52页 |
| Chapter Three Methodology | 第52-58页 |
| 3.1 Research questions | 第52页 |
| 3.2 Participants | 第52-53页 |
| 3.3 Data Collection | 第53-58页 |
| 3.3.1 Instruments | 第53-54页 |
| 3.3.2 Procedures | 第54-58页 |
| Chapter Four Results and Discussion | 第58-88页 |
| 4.1 General Effects of ISBI and TI on the Acquisition of the Preposition 'to' | 第58-61页 |
| 4.2 Effects of Teaching of Six Types of Image Schema on the Acquisition of 'to' | 第61-79页 |
| 4.2.1 Effects of Path Schema Instruction on the Acquisition of 'to' | 第61-64页 |
| 4.2.2 Effects of Orientation Schema Instruction on the Acquisition of 'to' | 第64-66页 |
| 4.2.3 Effects of Link Schema Instruction on the Acquisition of 'to' | 第66-69页 |
| 4.2.4 Effects of Scale Schema Instruction on the Acquisition of 'to' | 第69-71页 |
| 4.2.5 Effects of Balance Schema Instruction on the Acquisition of 'to' | 第71-74页 |
| 4.2.6 Effects of Background Schema Instruction on the Acquisition of 'to' | 第74-79页 |
| 4.3 Overall Comparison of the Students' Psychological Activities | 第79-80页 |
| 4.4 Comparison of Students' Psychological Activities Underlying the Selection of the Six Types of Image Schema Prepositions | 第80-88页 |
| 4.4.1 Students' Psychological Activities Underlying the Selection of Path Schema Prepositions | 第80-81页 |
| 4.4.2 Students' Psychological Activities Underlying the Selection of Orientation Schema Prepositions | 第81-82页 |
| 4.4.3 Students' Psychological Activities Underlying the Selection of Link Schema Prepositions | 第82-83页 |
| 4.4.4 Students' Psychological Activities Underlying the Selection of Scale Schema Prepositions | 第83-84页 |
| 4.4.5 Students' Psychological Activities Underlying the Selection of Balance Schema Prepositions | 第84-85页 |
| 4.4.6 Students' Psychological Activities Underlying the Selection of Background Schema Prepositions | 第85-88页 |
| Chapter Five Conclusion | 第88-91页 |
| 5.1 Major Findings | 第88-89页 |
| 5.2 Implications of the Study | 第89页 |
| 5.3 Limitations and Suggestions for Future Research | 第89-91页 |
| References | 第91-96页 |
| Appendix Ⅰ | 第96-98页 |
| Appendix Ⅱ | 第98-104页 |
| Appendix Ⅲ | 第104-111页 |
| Appendix Ⅳ | 第111-114页 |
