文摘
英文文摘
论文说明：Tables、Figures
声明
Chapter 1 Introduction
1.1The Issue of text difficulty of EFL reading materials
1.2 Need for the study
1.3 General description of the study
1.4 Organization of the thesis
Chapter 2 Literature Review
2.1 The role of EFL reading materials in China
2.2 Selecting EFL reading materials
2.3 Measuring text difficulty
2.3.1 Readability formulas
2.3.2 Comments on readability formulas
2.3.3 Cloze test
2.4 Measuring difficulty of EFL reading materials
2.5 The present study
2.5.1 Extracting more linguistic features
2.5.2 Linguistic features
2.6 Research questions and variables
Chapter 3 Methodology
3.1 EFL reading materials
3.2 Collecting text difficulty data
3.2.1 Reader participants
3.2.2 Scoring scheme
3.2.3 Scoring table design
3.2.4 Collecting readers’ scoring data of texts
3.3 Collecting measurement data of linguistic features
3.3.1 Computer tools
3.3.2 Steps of collecting measurement data of linguistic features
3.3.3 Summary of collecting measurement data of linguistic features
Chapter 4 Data Analyses and Discussion
4.1 Ensuring the reliability of the teachers’rating scores
4.2 The sequencing of the texts in the textbook
4.3 Finding potential predictors
4.3.1 Correlation analyses between text difficulty and linguistic features
4.3.2 General discussions on the correlated linguistic features
4.3.3 Grouping of the correlated linguistic features
4.3.4 Discussions on the less relevant linguistic features
4.4 Developing a measuring model
4.4.1 Factors influencing regression models
4.4.2 Developing a measuring model with regression analyses
4.4.3 Analysis of the model
Chapter 5 Conclusion
5.1 Major findings
5.2 Implications
5.3 Limitations and suggestions for future work
Bibliography
Appendix
Acknowledgements
