1Halllday MAK, Hasan R. Language, context and text: Aspects of language in a social - semiotic perspective [ M ]. Victoria : Deakin Universi- ty Press,1985:65.
1Firth, J. R. Papers in Linguistics [M]. Oxtord: Oxtord University Press, 1957.
2Halliday, M. A. K. "The linguistic study of literary texts". In Lunt (ed.), Proceedings of the Ninth International Congress of Linguistics. The Hague: Mouton, 1964.
3Halliday, M. A. K. Language as Social Semiotic: The social interpretation of language and meaning [M]. London: Edward Arnold, 1978.
4Halliday, M. A. K. "Dimensions of discourse analysis: grammar",in Teun A. van Dijk (ed.), Handbook of Discourse Analysis, Vol.2:Dimensions of Discourse. London: Academic Press, 1985.
5Nunan, D. Discourse Analysis [M]. London: Penguin Group,1993.
6Richards, J. C. , J. Platt and H. Platt, Longman Dictionary of Language Teaching and Applied Linguistics [M]. (English-Chinese edition), Addison Longman China Limited, 1998.
