4Widdowson,H.G.Teadzing Language as Communication[M].上海外语教育出版社,1996.
5Bachman, L.F. Fundamental Considerations in Language Testing [M]. Oxford: Oxford University Press, 1990.
6Gardner, R. C. Social Psycholoogyand Second Language Learning. Edward Amold, 1985.
7Skehan, P. A Cognitive Approach to Language Learning. Oxford University Press, 1998.
8Stem, H.H. Fundamental Concepts of Language Teaching. Oxford University Press, 1983.
9Tarone, E. & Yule, G. Focus on the Language Learner. Oxford University Press, 1989.
10Witkin, H. A. et al. Field-dependence and field-independence cognitive. styles and their educational implications. Review of Educational Research. 1977 ( 1 ): 47 ( 1 - 64 ). Rowley, Mass.:Newbury House.