2[1]Benson , M., E. Benson, & R. Ilson (1986) Lexicographic Description of English, Benjamins. Firth, J. R. (1968) Selected Papers ,Longman.
3[2]Halliday ,M.A.K.,A. Mclntosh ,& P. Strevens(1964)The Linguistic Sciences and Language Teaching , Longman.
4[3]Odlin ,T(1989)Language Transfer ,Cambridge University Press.
5[4]Quirk ,R.,S.Greebaum,G. Leech ,& J. Svartvik(1985)A Comprehensive Grammar of the English Language ,Longman.
6王宗炎 .语言学探索 [M].上海：上海外语教育出版社, 1985. WANG Zong yan.Explorations in Linguistics[M].Shanghai:Shanghai Foreign LanguageEducation Press, 1985. (in Chinese).
