本站原创Acknowledgement4-5
Abstract5-7
摘要7-8
List of Tables8-9
List of Charts9-10
Contents10-12
Chapter One Introduction12-16
1.1 Background12-14
1.2 Significance and Purpose of the study14-15
1.3 Outpne of the Thesis15-16
Chapter Two Literature Review16-35
2.1 Lexical Chunks16-21
2.1.1 Definition of lexical chunks16-18
2.1.2 Categories and Characteristics of Lexical Chunks18-21
2.2 The theoretical basis of Lexical Chunk Theory21-25
2.2.1 Psychopnguistic Basis21-22
2.2.2 The Basis of the Corpus Linguistics22-23
2.2.3 The Basis of Language Acquisition Research23-25
2.3 The Previous Studies on Lexical Chunks25-27
2.4 Lexical Approach and Language Teaching27-30
2.4.1 Lewis's Lexical Approach and Language Teaching27-29
2.4.2 Nattinger & DeCarrie's Lexical Phrases and Language Teaching29-30
2.5 The Significance of Lexical Chunks in Engpsh Writing30-35
2.5.1 Requirements and Practice of College Engpsh Writing30-31
2.5.2 The Typical Problems of the College Students' Engpsh Writing31-33
2.5.3 The Advantages of Applying Lexical Approach to Engpsh Writing Class33-35
Chapter Three Research Methodology35-46
3.1 Research Questions35-36
3.2 Subjects36-37
3.2.1 Experimental Subjects36-37
3.2.2 Interview Subjects37
3.3 Instruments37-38
3.3.1 Pre-test and Post-test37-38
3.3.2 Interview38
3.4 Procedure38-39
3.5 Teaching Imppcation in the EC39-45
3.5.1 Preparation39-40
3.5.2 Teaching Material40
3.5.3 Teaching Activities in the Experimental Class40-43
3.5.4 Lexical approach to Engpsh Writing Teaching Strategies in the E3-45
3.6 Data Collection45-46
Chapter Four Results and Discussion46-62
4.1 Result Analysis46-62
4.1.1 Comparison of Final Exam Score and Writing Score between CC and E6-49
4.1.2 Comparison of Scores of Three Writing Tests between CC and E9-52
4.1.3 Comparison of Scores of Three Writing Tests With-in CC and EC52-55
4.1.4 Statistic Result Comparison of First Phase and Second Phase of CC and EC55-58
4.1.5 Statistic Result of Distribution of Scores in CC and EC58-59
4.1.6 Results and Analysis of the Interview59-62
Chapter Five Conclusion62-70
5.1 Major Findings62
5.2 Experiment Enpghtenment and Teaching Suggestions62-68
5.2.1 Lexical Chunks Approach:The Modification of the Traditional Vocabulary Teaching and Learning63-66
5.2.2 The Syllabus Design for Different Proficiency Learners and the Selection of the Course Books66-67
5.2.3 Promoting Forming Independent Learning Habit67-68
5.3 Limitations and Suggestions for Further Research68-70
References70-73
Appendix73