声明
Acknowledgements
摘要
Abstract
Contents
Chapter 1 Introduction
1.1 Electronic Dictionary Use in EFL Learning
1.1.1 Definition and Classification of Electronic Dictionaries
1.1.2 Strategies of Using Electronic Dictionaries
1.2 Brief Description of the English Proficiency of Vocational College Students
1.2.1 Vocabulary Size of Vocational College Students
1.2.2 Status of EFL Writing of Vocational College Students
1.3 Summary
Chapter 2 Literature Review
2.1 Previous Researches on Electronic Dictionary Use in EFL Learning
2.2 Theoretical Basis for the Research
2.2.1 Krashen’s Input Hypothesis and Affective Filter Hypothesis
2.2.2 Swain’s Comprehensible Output Hypothesis
2.3 Summary
Chapter 3 Research Design
3.1 Research Questions and Hypotheses
3.2 Research Method
3.2.1 Subjects
3.2.2 Research Instruments
3.2.3 Procedures
3.2.4 Data Collection and Analysis
Chapter 4 Research Results and Discussion
4.1 Statistical Results of the Questionnaire
4.1.1 Major Problems in EFL Writing of Vocational College Students
4.1.2 Electronic Dictionary Use in Vocational College Students’ EFL Writing
4.1.3 Students’ Strategies of Electronic Dictionary Use in Vocational Colleges
4.2 Statistical Results of the Writing Test
4.2.1 Overall Effects of Electronic Dictionary Use on Students’ Writings
4.2.2 Effect of Electronic Dictionary Use on the Length of Students’ Writings
4.2.3 Error Analysis of Students’ Writings
4.3 Features of Students’ Writings with and without Electronic Dictionary Use
4.3.1 Diction in the Two Groups’ Writings
4.3.2 Fragments in the Two Groups’ Writings
4.3.3 Other Features of the Two Groups’ Writings
4.4 Effects of Electronic Dictionary Use on Vocabulary Acquisition
4.5 Summary
Chapter 5 Conclusion
5.1 Major Findings
5.2 Pedagogical Implications
5.3 Limitations of the Research
5.4 Suggestions for Further Study
Bibliography
Appendix