3[1]House, Juliane. Politeness and Translation[A]. Leo Hickey. The Pragmatics of Translation [C].Shanghai: Shanghai Foreign Language Education Press, 2001. 54-71.
4[4]Leech, Geoffrey, Jan Svartvik. A Communicative Grammar of English [ M ]. Essex: Longman,1974.
5[6]Hatim, Basil, Ian Mason. Discourse and Translator [M]. Shanghai: Shanghai Foreign Language Education Press, 2001.
6[7]甘鸿.外经贸英语函电[Z].上海:上海科学技术文献出版社,1996.
7[8]Hatim, Basil, Ian Mason. Communication across Culture: Translation Theory and Contrastive Linguistics [M]. Shanghai: Shanghai Foreign Language Education Press, 2001.
8[9]atch, Richard. Business Writing[M]. Chicago:Science Research Associates, Inc., 1983.