7Eggins. S. An Introduction to Systemic Linguistic Functional Linguistics[M]. London: Pinter Publishers, 1994.
8Halliday, M. A. K. An Introduction to Functional Grammar[M]. London: Edward Arnold, 1994.
9Martin, J. R. Analysing Genre: Functional parameters[A]. In Christie, F.& J. R. Martin(eds. ). Genre and Institution:Social Process in the Workplace and School[C]. London and Washington: Cassell, 1997.
10Martin. J. R. Beyond exchange: appraisal systems in English[A]. In Hunston. S. &G. Thompson (eds.). Evaluation in Text: Authorial Stance and the Construction of Discourse[C]. Oxford: Oxford University Press, 2000.
