| Acknowledgements | 第5-6页 |
| 摘要 | 第6-7页 |
| Abstract | 第7-8页 |
| 1. Introduction | 第12-16页 |
| 1.1 Background of the research | 第12-14页 |
| 1.2 Purpose and significance of the research | 第14-15页 |
| 1.3 Layout of the dissertation | 第15-16页 |
| 2. Literature Review | 第16-31页 |
| 2.1 Micro lecture | 第16-20页 |
| 2.1.1 Definition of micro lecture | 第16-17页 |
| 2.1.1.1 Definition of micro lecture abroad | 第16页 |
| 2.1.1.2 Definition of micro lecture at home | 第16-17页 |
| 2.1.2 Characteristics of micro lecture | 第17-18页 |
| 2.1.3 Application of micro lecture | 第18-20页 |
| 2.1.3.1 Application of micro lecture abroad | 第18-19页 |
| 2.1.3.2 Application of micro lecture at home | 第19-20页 |
| 2.1.4 Micro lecture in junior middle school | 第20页 |
| 2.1.5 English micro lecture in junior middle school | 第20页 |
| 2.2 Related concepts of teachers' professional development | 第20-25页 |
| 2.2.1 Teachers'professional development | 第20-22页 |
| 2.2.1.1 Definition of teacher professional development | 第20-21页 |
| 2.2.1.2 The orientation of teachers'professional development | 第21-22页 |
| 2.2.2 Foreign language teachers' professional development | 第22-24页 |
| 2.2.2.1 Foreign language teachers' professional development abroad | 第22页 |
| 2.2.2.2 Foreign language teacher professional development at home | 第22-24页 |
| 2.2.3 Junior middle school English teachers' professional development | 第24-25页 |
| 2.3 Related researches at home and abroad | 第25-29页 |
| 2.3.1 English micro lecture in junior middle school | 第25-27页 |
| 2.3.2 Junior middle school English teachers' professional development | 第27-28页 |
| 2.3.3 The correlation between micro lecture and junior middle school Englishteachers'professional development | 第28-29页 |
| 2.4 Comments on the researches at home and abroad | 第29-31页 |
| 3. Research Methodology | 第31-35页 |
| 3.1 Research questions | 第31页 |
| 3.2 Research subjects | 第31页 |
| 3.3 Research instruments | 第31-33页 |
| 3.3.1 Questionnaire | 第32页 |
| 3.3.2 Interview | 第32-33页 |
| 3.4 Data collection and analysis | 第33-35页 |
| 4. Results and Discussion | 第35-59页 |
| 4.1 Basic information of the subjects in the research | 第35-41页 |
| 4.1.1 Basic information of the teachers in the research | 第35-36页 |
| 4.1.2 Teachers'computer skills | 第36-38页 |
| 4.1.3 Characteristics of English classes in junior middle school | 第38-41页 |
| 4.2 The requirements to the application of micro lectures in junior middle schoolbased on teachers' professional development | 第41-44页 |
| 4.2.1 The Requirements of Professional Idea | 第41-42页 |
| 4.2.2 The requirements of professional knowledge | 第42-43页 |
| 4.2.3 The requirements of professional abilities | 第43-44页 |
| 4.3 Current situation and the influence about application of micro lectures | 第44-48页 |
| 4.3.1 Current situation about application of micro lectures | 第44-46页 |
| 4.3.2 The influence of micro Lecture on junior middle school teaching | 第46-47页 |
| 4.3.3 The influence of micro lecture on teachers'professional development | 第47-48页 |
| 4.4 Factors affecting the application of micro lectures in English classes in juniormiddle school | 第48-59页 |
| 4.4.1 Disorderly and unsystematic micro lecture platform | 第49-50页 |
| 4.4.2 Poor conditions of the application of micro lectures in schools | 第50-53页 |
| 4.4.3 Teachers' factors of the application of micro lectures | 第53-59页 |
| 4.4.3.1 Teachers'negative attitude towards micro lectures | 第54-56页 |
| 4.4.3.2 Teachers'limited knowledge about micro lectures | 第56-57页 |
| 4.4.3.3 Teachers'poor abilities of designing, making and applying microlectures | 第57-59页 |
| 5. Strategies for Promoting the Application of English Micro Lectures in JuniorMiddle School Based on Teachers' Professional Development | 第59-69页 |
| 5.1 Perfecting the co-construction and sharing platform of micro lectures | 第59-60页 |
| 5.1.1 Completing resource system of micro lectures | 第59-60页 |
| 5.1.2 Improving the function modules of micro lectures | 第60页 |
| 5.2 Optimizing environmental conditions of schools | 第60-63页 |
| 5.2.1 Emphasizing the learning and training of micro lectures | 第60-61页 |
| 5.2.2 Creating favorable incentive mechanism of micro lectures | 第61-62页 |
| 5.2.3 Providing referable application pattern of micro lectures | 第62-63页 |
| 5.2.4 Strengthening the guidance of experts in micro lectures application | 第63页 |
| 5.3 Promoting teachers' teaching abilities of using micro lectures flexibly | 第63-69页 |
| 5.3.1 Changing teachers'ideas and confirming aims of professional development | 第63-66页 |
| 5.3.1.1 Renewing teachers' ideas of education and teaching | 第64页 |
| 5.3.1.2 Cultivating teachers' interest in micro lectures | 第64-65页 |
| 5.3.1.3 Strengthening teachers'awareness of using micro lectures in dailyteaching | 第65-66页 |
| 5.3.2 Deepening teachers' understanding of micro lectures | 第66页 |
| 5.3.3 Improving teachers' abilities of designing and making micro lectures | 第66-67页 |
| 5.3.4 Possessing teachers' abilities of applying micro lectures in teaching | 第67-69页 |
| 6. Conclusion | 第69-72页 |
| 6.1 Research findings | 第69-70页 |
| 6.2 Limitation of the research | 第70-72页 |
| Bibliography | 第72-77页 |
| Appendix | 第77-80页 |
