4[1]Courchene, R, 1994 listening Comprehension more than just comprehensible input. Teaching English in China V01 26.
5[2]Howard, R. W. 1987, Concepts and Schemata: an introduction. London: Cassell Educational.
6[3]Mc Donough, S, 1981. Psychology and foreign Language Teaching. London: George Allen and Unwin.
7[4]Markham, P & M. Latham, 1987. The influence of religion- specific background knowledge on the listening comprehension of adult second- language students, Language Learning 37:157 - 170.
8[5]Rumelhart, D& A. ortony 1977 The representation of knowledge in memory. In schooling and Acquisition of knowlege, ed. R. C. Anderson, R. J. Spiro, & W. E. Montage. Hillsdale, N. J: LEA.
9Carrell, P. L. Three Components of Background Knowledge in Reading Comprehension[J]. Language Learning(33).
10HaUiday, M. A.K. & Hasan, R. Cohesion in English[M].London & NY : Longman, 1976.