| Acknowledgments | 第1-5页 |
| 摘要 | 第5-6页 |
| Abstract | 第6-11页 |
| Chapter One Introduction | 第11-15页 |
| ·The Background of the Problem | 第11-12页 |
| ·Current Problems of English Education in China | 第12-13页 |
| ·Purpose of Investigation | 第13页 |
| ·Significance of the Study | 第13-14页 |
| ·Organization of Thesis | 第14-15页 |
| Chapter Two Literature Review | 第15-35页 |
| ·English Textbooks | 第15-25页 |
| ·Definition of Materials and Textbook | 第15-16页 |
| ·Principles for Textbook Design | 第16-19页 |
| ·Studies on Textbook Evaluation at Home and Abroad | 第19-25页 |
| ·Task‐based Approaches to Textbook Development | 第25-35页 |
| ·Definitions of Task | 第25-28页 |
| ·Task Types | 第28-30页 |
| ·Task Design and Evaluation | 第30-35页 |
| Chapter Three Research Methods | 第35-39页 |
| ·Research Design | 第35-36页 |
| ·Research Methods | 第36-38页 |
| ·Participants | 第36页 |
| ·Questionnaires | 第36-37页 |
| ·Two Comprehensive College English Textbooks | 第37页 |
| ·Procedures | 第37-38页 |
| ·Data Analysis | 第38-39页 |
| Chapter Four Results and Discussion | 第39-70页 |
| ·Findings from the Needs Analysis | 第39-47页 |
| ·College English Curriculum Requirements | 第39-40页 |
| ·The Needs of the Learners | 第40-47页 |
| ·Internal Evaluation of Language Tasks in the Two Books | 第47-58页 |
| ·Brief Introduction of the Two Textbooks | 第47-48页 |
| ·The Analysis of Tasks in the Two Textbooks | 第48-58页 |
| ·Findings from the Language Task Evaluation Questionnaire | 第58-70页 |
| ·Learners’ Overall View of Textbooks, Tasks and Promoting Use | 第58-61页 |
| ·Learners’ view on listening, speaking, reading, writing, translating etc tasks | 第61-64页 |
| ·Learners’ View on the Characteristics of Tasks | 第64-70页 |
| Chapter Five Conclusion | 第70-73页 |
| ·Summary of the Findings | 第70-71页 |
| ·Implications of the Study | 第71-72页 |
| ·Limitations of the Study and Suggestions for Further Study | 第72-73页 |
| Bibliography | 第73-77页 |
| Appendix Ⅰ | 第77-78页 |
| Appendix Ⅱ | 第78-79页 |
| Appendix Ⅲ | 第79-80页 |
| Appendix Ⅳ | 第80-81页 |
