Preface Acknowledgements Abbreviation Index Chapter One Introduction 1．1 Background Introduction 1．2 College English Curriculum Requirements and TBLT 1．3 Conditions Necessary for Language Learning and Acquisition 1．4 Current Teaching Approaches 1．5 The Disadvantages of Traditional Teacher-centered Approach 1．6 Why TBLT can Facilitate Target Language Acquisition 1．7 The Limitations of Current TBLT Researches 1．8 The Innovations and Meanings of This Research 1．9 The Objectives of This Research 1．10 The Perspective of This Research 1．11 Research Methods 1．12 The Structure of the Research 1．13 Summary Chapter Two Literature Review 2．1 Introduction 2．2 Definitions of a Task 2．3 Motivation 2．4 Strategies to Motivate Students 2．5 Listening 2．6 Three Stages of Listening Comprehension 2．7 Roles of Both Teachers and Learners 2．8 Task-based Language Teaching 2．9 Four Other TBLT Frameworks 2．10 Summary …… Chapter Three Theoretical Foundations for TBLT Chapter Four Willis' TBLT Framework Chapter Five Experimental Design and Methodology Chapter Six Results and Findings Chapter Seven Conclusion Bibliography Appendix