| Acknowledgements | 第1-7页 |
| Abstract in Chinese | 第7-8页 |
| Abstract in English | 第8-9页 |
| Preface | 第9-12页 |
| Chapter I Introduction | 第12-26页 |
| 1． 1 Background | 第12-13页 |
| 1．2 Literature review | 第13-22页 |
| 1．2．1 The Grammar-Translation Method and oral English teaching | 第13-14页 |
| 1．2．2 The Direct Method and oral English teaching | 第14-15页 |
| 1．2．3 The Audio-Lingual Method and oral English teaching | 第15页 |
| 1．2．4 The Structural-Situational Method and oral English teaching | 第15-16页 |
| 1．2．5 The Communicative Approach and oral English teaching | 第16-22页 |
| 1．3 The current situation of students' oral English competence in China | 第22-26页 |
| 1．3．1 The current situation | 第22-23页 |
| 1．3．2 Factors that hinder the development of oral English competence | 第23-26页 |
| Chapter II Theoretical foundation | 第26-37页 |
| 2．1 Paradigm shift | 第26-28页 |
| 2．1．1 PPP | 第26-27页 |
| 2．1．2TBA | 第27-28页 |
| 2．1．2．1 Introduction to TBA | 第27页 |
| 2．1．2．2 Advantages of TBA | 第27-28页 |
| 2．2 A comprehensive analysis of task-based approach | 第28-34页 |
| 2．2．1 The definition of "task" | 第28-31页 |
| 2．2．2 Theoretical basis for TBA | 第31-34页 |
| 2．2．2．1 Krashen's Input Hypothesis | 第31-32页 |
| 2．2．2．2 Social constructive learning theory | 第32页 |
| 2．2．2．3 Psycholinguistic basis | 第32-34页 |
| 2．3 Domestic research on TBA | 第34-37页 |
| Chapter III Implementation of the task-based approach | 第37-47页 |
| 3．1 Principles for the implementation of the task-based approach | 第37页 |
| 3．2 Models for task-based instruction | 第37-38页 |
| 3．3 Goals for task-based instruction in speaking lessons | 第38-40页 |
| 3．4 Factors affecting TBA application in classroom | 第40-47页 |
| 3．4．1 Motivation | 第40-43页 |
| 3．4．2 Teacher's role | 第43-47页 |
| 3．4．2．1 The counseling role in group work | 第44-45页 |
| 3．4．2．2 Role in pair practice | 第45-47页 |
| Chapter IV The experiment | 第47-71页 |
| 4．1 Introduction | 第47-48页 |
| 4．1．1 Objective | 第47页 |
| 4．1．2 Subjects | 第47-48页 |
| 4．2 Experimental process | 第48-58页 |
| 4．2．1 Implementation of the task-based instruction in oral lessons | 第48-50页 |
| 4．2．2 Strategies in class | 第50-56页 |
| 4．2．2．1 Listening to the radio and watching TV | 第51页 |
| 4．2．2．2 Using Videos in the classroom | 第51-52页 |
| 4．2．2．3 Using games | 第52-55页 |
| 4．2．2．4 Some practical tasks used in or after class | 第55-56页 |
| 4．2．3 Evaluation of speaking | 第56-58页 |
| 4．3 Cases of the task-based instruction in oral lessons | 第58-65页 |
| 4．4 Discussion of the research | 第65-71页 |
| Chapter V Conclusions | 第71-75页 |
| 5．1 Conclusions | 第71-72页 |
| 5．2 Reflections | 第72-75页 |
| Bibliography | 第75-77页 |
| Appendices | 第77-83页 |
