1Ungerer, E & Schmid, H-J. An Introduction to Cognitive Linguistics [M]. London: Longman, 1996.
2Langacker, R. W. Reference-point constructions [J]. Cognitive Linguistics, 1993, (1): 1-38.
3Talmy, L, Figure and ground in complex sentences [A]. Greenberg, J. H. Universals in Human Language Vol. 4.[C]. Stanford: Stanford University Press, 1978. 627-649.
4Langacker, R. W. Foundations of Cognitive Grammar Vol. 1.[M]. Stanford: Stanford University Press, 1987.
5Talmy, L. Towards a Cognitive Semantics Vol. 1. [M]. Cambridge, Mass.: The MIT Press, 2000.
6Croft, W. Syntactic Categories and Grammatical Relations [M]. Chicago: The University of Chicago Press, 1991.
7Vlach, F. The semantics of the progressive [A]. Tedeschi, P. J. & Zaenen, A. Tense and Aspect [C]. (Syntax and Semantics 14). New York: Academic Press, 1981.271-292.