9[1]Fowler,R.Literature as social discourse:the Practice of linquistic Criticism[M].Bloomington:Indiana University Press,1981.--Language in the News Discourse and Ideology in the press[M].London:Roufledge,1991.
10[2]Halliday,MHA.K.& Matthiessen,C.An Introduction to Function Grammar(Third Edition)[M].London:Arnold,2004.