2Biber,D.et al.2004.Representing Language Use in the University:Analysis of the TOEFL 2000 Spoken and Written Academic Language Corpus.Princeton:ETS.
3Carter,R.1998." Orders of reality:Cancode,communication,and culture".ELT Journal 52/1.
4Coniam,D.1996."A lexical view of the language needed by primary students in Hong Kong:An examination of word frequency in English language primary material".CUHK Journal of Primary Education 5/1.
5Hunston,S.& G.Francis.2000.Pattern Grammar:A Corpus-driven Approach to the Lexical Grammar of English.Amsterdam-Philadelphia:John Benjamins Publishing Company.
6Ljung,M.1990.A Study of TOEFL Vocabulary.Stockholm:Almqvist & Wiksell.
7Ranalli,J.M.2003."ELT coursebooks in the age of corpus linguistics:Constraints and possibilities." http://www,cels,bham.ac.uk/resources/essays/Ranalli6.pdf (April-8-2008).
8Sheldon,L.1988."Evaluating ELT textbooks and materials".ELT Journal 42/4.
9Sinclair,J.M.1991.Corpus,Concordance,Collocation.Oxford:Oxford University Press.
10Thornbury,S.2002.Haw to Teach Vocabulary.London:Longman.
