文摘
英文文摘
声明
Chapter One Introduction
1.1 Research background of the study
1.2 The Significance of this research
1.3 Structure of the thesis
Chapter Two Literature Review
2.1 Theoretical studies of Output Hypothesis
2.1.1 Output
2.1.2 Swain's Output Hypothesis
2.1.3 Seven functions of output
2.1.4 Output and Second language Learning
2.2 Empirical studies of Output Hypothesis
2.3 Task definition
2.4 Repetition and frequency
2.5 Poster carousel tasks
Chapter Three Methodology
3.1 Introduction
3.2 Questionnaire
3.2.1 Subjects
3.2.2 Instrument
3.2.3 Procedures
3.2.4 Data collection and data analysis
3.3 Poster carousel task
3.3.1 Introduction of tasks
3.3.2 Data
3.3.3 Subjects
3.3.4 Material
Chapter Four Results and Discussion
4.1 Results and discussion of questionnaire
4.2 Results and discussion of the poster carousel
4.2.1 Results of Language performance of 12 subjects in 5 cycles
4.2.2 Results and comparison of fluency
4.2.3 Results and comparison of accuracy
4.2.4 Results and comparison of complexity
4.2.5 Evidence from examples of learner language
Chapter Five Conclusions
5.1 Main findings
5.2 Implications
5.3 Limitation
References
Appendix
Acknowledgements
