Introduction Systemic functional grammar theory proposed by M
Halliday illustrates that the three contextual factors which decide the feature of a language are field of discourse, tenor of discourse and mode of discourse
Alteration of any factor can incur the transformation of the purpose of communication
(Halliday,1973)As a result,there extends different types of fields of discourse with the variance of languge of the variation of style
In accordance with this, business English can be classified in two types: specialized business English and commmon business English
This essay focuses on the application of the specialized business English, namely the formulaic language of business English
Business English covers a wide range of fields, thus its diversity and complexity entangle