3Berger, Peter and Luckmann, Thomas. The Social Construction of Reality[M]. Harmondsworth : Penguin, 1967.
4Devitt, Michael and Sterelny, Kim. Language and Reality: An Introduction to Philosophy of Language [M ]. Cambridge, MA:MIT Press, 1999.
5Feng, Zongxin and Shen, Dan. The play off the stage: the Writer-Reader relationship in drama[J]. Language and Literature,2001,10(1): 79-93.
6Halliday, M. A. K. Language as Social Semiotic[M]. London:Edward Arnold, 1978.
7Koskimaa, Raine. Possible worlds in literary theory[J]. Poetics Today, 1999,20(1) :133-138.
8Kress, Gunther and Hodge, Robert. Language as Ideology[M].London, Boston and Henley: Routledge and Kegan Paul, 1979.
9Lakoff, George. Hedges: A Study in Meaning Criteria and the Logic of Fuzzy Concepts [A]. Papers from the Eighth Regional Meeting of the Chicago Linguistic Society 1972 [C]. Chicago:Chicago University Press, 1972:183-228.
10Markkanen, Raija and Schroder, Hartmut (eds.). Hedging and Discourse: Approaches to the Analysis of a Pragmatic Phenomenon in Academic Texts[C]. Berlin & New York: Walter de Gruyter,1997.