| Acknowledgements | 第1-6页 |
| Abstract | 第6-7页 |
| 摘要 | 第7-11页 |
| Chapter 1 Introduction | 第11-19页 |
| ·A Brief Review of Studies of Constructivist Learning Theory | 第11-14页 |
| ·Relevant Studies Abroad | 第11-12页 |
| ·Relevant Studies in China | 第12-14页 |
| ·Status quo of Teaching of Spoken English in Vocational Colleges | 第14-15页 |
| ·The Necessity of the Reform in Oral English Teaching | 第15-17页 |
| ·Main Ideas and Arrangement of the Thesis | 第17-18页 |
| ·The Significance and Innovation of the Study | 第18-19页 |
| Chapter 2 Relevant Fundamental Theories | 第19-28页 |
| ·Introduction | 第19页 |
| ·The Definition of Constructivism | 第19-20页 |
| ·The Origin and Development of Constructivism | 第20-28页 |
| ·The Origin of Constructivism | 第20-21页 |
| ·Dewey and His Thought of “Learn by Doing” | 第21页 |
| ·Piaget’s Theory of Cognitivism | 第21-23页 |
| ·Vygotsky’s Social Constructivism | 第23-24页 |
| ·Glasersfeld’s Radical Constructivism | 第24-25页 |
| ·Information Processing Constructivism | 第25-28页 |
| Chapter 3 Constructivist Models on Oral English | 第28-38页 |
| ·Model of Scaffolding Instruction | 第28-29页 |
| ·Model of Anchored Instruction | 第29-31页 |
| ·Model of Random Access Instruction | 第31-32页 |
| ·Teachers in the Models | 第32-34页 |
| ·Constructivist View of Teaching and Teachers | 第32-33页 |
| ·Teachers' Role in Oral English Classroom | 第33-34页 |
| ·Learners in the Models | 第34-35页 |
| ·Constructivist View of Learners | 第34-35页 |
| ·Learners' Role in Oral English Classroom | 第35页 |
| ·Autonomous Learning in Oral English Class | 第35-38页 |
| ·Constructivist View of the Classroom Environment | 第36页 |
| ·Authentic Environment in Oral English Classroom | 第36-38页 |
| Chapter 4 Application of Constructivist Learning Theory to Oral English Teaching at Vocational Colleges | 第38-56页 |
| ·A Survey of the Status Quo of the Application | 第38-40页 |
| ·Methods for Applying Constructivist Approach to Oral English Lessons | 第40-50页 |
| ·Application to “Warm-Up” | 第41-42页 |
| ·Going over Previous Learning | 第41-42页 |
| ·Brainstorming of Words and Expressions | 第42页 |
| ·Application to “Conversations” | 第42-50页 |
| ·Authentic Video Programs | 第42-43页 |
| ·Construction of Conversations among Students | 第43-50页 |
| ·Requirements of Vocational College English Teachers | 第50-56页 |
| ·Making Adequate Preparations Before Class | 第50-51页 |
| ·Adhering to the Learner-centered Principle | 第51-53页 |
| ·Encouraging and Communicating with Students | 第53-54页 |
| ·Having an Extensive Knowledge Structure | 第54-56页 |
| Chapter 5 Teaching Experiment and Analysis of the Results | 第56-67页 |
| ·Subjects | 第56页 |
| ·Aim of the Experiment | 第56-57页 |
| ·Methodology | 第57-62页 |
| ·Class Teaching | 第57页 |
| ·Discussion | 第57页 |
| ·Questionnaire and Its Analysis | 第57-61页 |
| ·Tests | 第61-62页 |
| ·Result Analysis | 第62-65页 |
| ·Improvement of the Subjects’Motivation and Interest | 第62-63页 |
| ·Enhancement of the Subjects’English Level | 第63-65页 |
| ·Contrast between Traditional Oral English Teaching and Constructivist Oral English Teaching | 第65页 |
| ·Findings of the Experiment | 第65-67页 |
| Chapter 6 Conclusion | 第67-70页 |
| ·Findings of the Study | 第67-68页 |
| ·Limitations | 第68页 |
| ·Aspects Easily Neglected in Constructivist Learning Process | 第68-69页 |
| ·Suggestions for Future Study | 第69-70页 |
| Appendix I Questionnaire for teachers | 第70-71页 |
| Appendix II Questionnaire for Students | 第71-73页 |
| Appendix III Oral Test Paper One (before the experiment) | 第73-74页 |
| Appendix IV Oral Test Paper Two(after the test) | 第74-75页 |
| Appendix V Assessment Criteria for Oral English Test | 第75-76页 |
| Appendix VI 校内自编教材《警务英语》“Practical Police English” Asking the Way and Giving Direction | 第76-84页 |
| Bibliography | 第84-88页 |
