Chapter One Introduction 1
1.1 Statement of the Problems 2
1.2 Purpose and Method of the Study 3
1.3 Significance of the Study 4
1.4 Organization of This Book 6
Chapter Two Review of the Relevant Literature 8
2.1 Introduction 8
2.2 Discourse Features in L2 Writing 9
2.3 Cohesion and Writing Quality 18
2.4 Coherence and Writing Quality 28
2.5 Summary 36
Chapter Three Theoretical Considerations 37
3.1 Introduction 37
3.2 Importance of Cohesion and Coherence in Discourse Studies 37
3.3 Cohesion as a Discourse Feature 39
3.4 Coherence as a Discourse Feature 51
3.5 Cohesion and Coherence as Discourse Features： Independent and Intertwined Relations 56
3.6 Construction of the Theoretical Model 58
3.7 Working Definitions of the Variables Included in the Model 60
3.8 Summary 68
Chapter Four Methodology 70
4.1 Introduction 70
4.2 Research Questions 70
4.3 Participants 71
4.4 Research Setting 72
4.5 Instruments 74
4.6 Procedures for Data Collection 75
4.7 Procedures for Data Analysis 76
4.8 Summary 82
Chapter Five Results and Discussion 83
5.1 Introduction 83
5.2 Preliminary Data Analysis 84
5.3 Exploratory Analyses of Relationships between the Variables 87
5.4 Summary 138
Chapter Six Conclusion 140
6.1 Introduction 140
6.2 Major Findings 140
6.3 Implications of the Study 142
6.4 Limitations of the Study 145
6.5 Suggestions for Future Studies 146
Appendices 147
References 155
后记 192