8Strevens P. Discourse Across Cultures Strategies in World English: Cultural Barriers to Language Learning [ M ]. Larry E. Smith Prentice Hall,1987. 被引量:1
10Ellis 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. 被引量:1