4Strevens P. Discourse Across Cultures Strategies in World English: Cultural Barriers to Language Learning [ M ]. Larry E. Smith Prentice Hall,1987.
5邵永真.大学英语教学大纲修汀说明[J].大学外语教学通讯,1998,(3).
6Ellis R. Interlanguage variability in narrative discourses : style shifting in the use of the past tense[ J ]. Studies in Second Language Acquisition 1987,9:12 -20.
7Krashen S D. Principles and Practice in Second Language Acquisition [ M]. Prentice-Hall International English Language Teaching, 1987. 78 -107.
8Gardner R and Lambert W. Attitudes and Motivation in Second Language Learning [ M ]. Rowley,Mass: Newbury House, 1972. 126- 134.