| Abstract | 第1-7页 |
| Abstract in Chinese | 第7-10页 |
| Chapter 1 Introduction | 第10-14页 |
| ·Purpose of the thesis | 第10-11页 |
| ·Significance of the research | 第11-12页 |
| ·Structure of the thesis | 第12-14页 |
| Chapter 2 Literature review | 第14-44页 |
| ·Definition of appropriate digressions | 第14-21页 |
| ·"Digressions" in dictionaries | 第14-15页 |
| ·Ideas of digression from teachers and experts | 第15-19页 |
| ·Classification of appropriate digressions | 第19-21页 |
| ·Purpose of education | 第21-24页 |
| ·Education with moral purpose | 第21-22页 |
| ·Education stressing personal happiness | 第22页 |
| ·Education for the development of sociey | 第22-23页 |
| ·Purpose of education by law | 第23-24页 |
| ·Concerns of humanistic language teaching | 第24-26页 |
| ·A brief introduction to humanism | 第24-25页 |
| ·Humanistic language teaching | 第25-26页 |
| ·Digression-affected conditions for second language learning | 第26-31页 |
| ·Anxiety in a language classroom | 第26-28页 |
| ·Motivation | 第28-31页 |
| ·Theories of human development | 第31-39页 |
| ·Personal development | 第32-34页 |
| ·Social development | 第34-35页 |
| ·Development of morality | 第35-39页 |
| ·Theory of classroom management and effective learning | 第39-42页 |
| ·Classroom management | 第39-40页 |
| ·Effective learning | 第40-42页 |
| ·Teacher-student relationship | 第42-44页 |
| Chapter 3 Experimental design | 第44-50页 |
| ·Hypothesis of the study | 第44页 |
| ·Participants | 第44页 |
| ·Instruments | 第44页 |
| ·Procedure | 第44-45页 |
| ·Eight types of appropriate digression in English classroom | 第45-50页 |
| ·Solicitous utterances | 第45-46页 |
| ·Content association | 第46页 |
| ·Weather/environment talking | 第46-47页 |
| ·Personal sharing | 第47页 |
| ·Comment on current affairs | 第47-48页 |
| ·Classroom management | 第48页 |
| ·Contacting giants and talking about values | 第48-49页 |
| ·Learning strategies | 第49-50页 |
| Chapter 4 Case studies | 第50-71页 |
| ·The first lesson—A typical class of digressions | 第50-58页 |
| ·Analysis of "The first lesson" | 第58-65页 |
| ·Paving the way for a good teacher-student relationship | 第59-61页 |
| ·Value teaching and trust gaining | 第61-63页 |
| ·Teaching learning strategies | 第63-64页 |
| ·Life inspirations | 第64-65页 |
| ·Other cases of classroom digression | 第65-71页 |
| Chapter 5 Data collection and analysis | 第71-78页 |
| ·Questionnaire on opinions of classroom digressions | 第71-72页 |
| ·Questionnaire on teacher-student relationship | 第72-73页 |
| ·Questionnaire on learning strategies | 第73-76页 |
| ·Investigation on academic achievements | 第76-78页 |
| Chapter 6 Conclusion | 第78-80页 |
| ·The findings | 第78-79页 |
| ·Limitations and improvement | 第79-80页 |
| Bibliography | 第80-86页 |
| Appendix Ⅰ | 第86-88页 |
| Appendix Ⅱ | 第88-90页 |
| Appendix Ⅲ | 第90-92页 |
| Appendix Ⅳ | 第92-94页 |
| Appendix Ⅴ | 第94-95页 |
| Appendix Ⅵ | 第95-104页 |
| Appendix Ⅶ | 第104-105页 |
| Acknowledgements | 第105页 |
