文摘
英文文摘
论文说明:List of Tables and Figures
声明
Acknowledgements
Chapter 1 Introduction
1.1 Background of Study
1.2 Purpose of the Study
1.3 Layout of the Study
Chapter 2 Literature Review
2.1 Definition and Classification of Lexical Chunks
2.1.1 Definition of Lexical Chunks
2.1.2 Classification of Lexical Chunks
2.1.3 Functions of Lexical Chunks
2.2 Theoretical Accounts of Studies on Lexical Chunks
2.2.1 Psycholinguistics
2.2.2 Corpus Linguistics
2.2.3 Second Language Acquisition
2.3 Current Findings of Lexical Chunks
2.3.1 Findings in Corpus Linguistics
2.3.2 Findings in Psycholinguistics
2.3.3 Findings in Second Language Acquisition and Foreign Language Teaching
2.4 Empirical Studies on Lexical Chunks
2.4.1 Studies from Quantitative perspective
2.4.2 Studies from Qualitative Perspective
2.5 The Role of Lexical Chunks in Writing
2.6 Summary
Chapter 3 Methodology
3.1 Introduction
3.2 Survey
3.2.1 Objectives
3.2.2 Corpus Used in the Present Study
3.2.3 Instruments
3.2.4 Procedures
3.2.5 Data Collection and Analysis
3.3 Experiment
3.3.1 Objectives
3.3.2 Subjects
3.3.3 Instruments and Materials
3.3.4 Procedure of the Experiment
3.3.5 Data Collection and Analysis
Chapter 4 Results and Discussion
4.1 Results and Discussion for Survey
4.1.1 General Analyses of Chunks within and between Groups
4.1.2. Difference of Lexical Chunks Use in HSG and LSG
4.1.3 Problems in Lexical Chunks Used as Discourse Devices
4.1.4 Relationship between Chunk Use and Writing Achievement
4.2 Results and Discussion for Experiment
4.2.1 Results for Pretest
4.2.2 General Descriptive Statistics for Test and Post Test
4.2.3 Comparison between Two Classes
4.2.4 Analysis of Specific Chunks in Writing Test
4.2.5 Comparison within Experimental Class
Chapter 5 Conclusion
5.1 Major Findings
5.1.1 Findings of the Survey
5.1.2 Findings of the Experiment
5.2 Implications of the Study
5.2.1 Theoretical Implications
5.2.2 Pedagogical Implications
5.3 Limitations
5.4 Suggestions for further Study
Bibliography
Appendices
Publication
