3Eggins, s. An introduction to functional systemic linguistics[M]. London: Printer Publishers, 1994.
4Halliday, M.A.K., and Hasan, R. Language, Context and Text: Aspects of Language in a Social-semiotic Perspective[M]. Geelong, Vic: Deakin University Press/Oxford: Oxford University Press, 1985/1989.
5Halliday, M. A. K. An introduction to Functional Grammar[M]. London: Edward Arnold /Beijing: Foreign Language Teaching and Research Press, 1994/2000.
6Thompson, G. Introducing Functional Grammar[ M]. London:Edward Amold/Beijing: Foreign Language Teaching and Research Press, 1996/2000.