2Krashen. The Input Hypothesis: Issues and Implications [M]. London: Longman, 1985.
3Swain. Communicative competence: some roles of comprehensible input and comprehensible output in its development [A]. Mass: Newbury House, 1985.
4Skehan P A. A Cognitive Approach to Language Learning [ M ]. Oxford, U. K. : Oxford University Press, 1998.
5教育部办公厅.大学英语课程教学要求([2007]3号).2007-09-15日.
6Cele -Murcia, Mariane. Discourse analysis and the teaching of listening[A]. In Guy Cook and Seidlhofter Barbara (eds.). Principles & Practice in Applied Linguistics [ C ]. Oxford: Oxford Uni-versity Press, 1995.
