封面
声明
英文摘要
中文摘要
目录
List of figures and tables
Introduction
1 Literature Review
1.1 Theoretical framework
1.1.1 The informatio n-proce s s ing mode l
1.1.2 Ke llogg’s writing mode l
1.1.3 Ske han’s dis tinction of language productio n
1.1.4 M e as ure me nt of language production
1.2 Defining task
1.3 Task complexity
1.3.1 Brown et al.’s model
1.3.2 Prabhu’s crite ria
1.3.3 Candlin’s mode l
1.3.4 Ske han’s mode l
1.3.5 Robinson’s model---Triadic Componential Framework
1 .4 Two pre dic tio ns fo r the e ffe c ts o f tas k co mple xity o n l a ng uage pro duc tio n
1.5 Previous studies on the effects of task complexity on written pro duc tio n
1.5.1 M anipulating tas k comple xity along re cours e-dire cting dime ns ion
1.5.2 M anipulating tas k comple xity along re cours e-dis pe rs ing dime ns ion
1.5.3 M anipulating tas k comple xity along more than one dime ns ion
2 Methodology
2.1 Research questions and hypothese s
2.2 Research design
2.2.1 Subje cts
2.2.2 Argume ntative writing tas ks
2.2.3 M e as ure s of flue ncy, accuracy and comple xity
2.2.4 Data collection and data analysis
3 Results and Discussion
3.1 Results
3.1.1 Effe cts of tas k comple xity on le arne rs ’ production conce rning flue ncy
3.1.2 Effe cts of tas k comple xity on le arne rs ’ production conce rning accuracy
3.1.3 Effe cts of tas k comple xity on le arne rs ’ production conce rning comple xity
3.2 Discussion
5 Conclusion
参考文献
致谢
Appe ndix I
Appe ndix II