5Lewis,M.1993.The Lexical Approach:The State of ELT and a Way Foward[M].Hove:Language Teaching Publications.
6Nattinger,J.R.& DeCarrico,J.S.1992.Lexical Phrases and Language Teaching[M].Oxfo rd:Oxford University Press.
7Pawley,A.& Syder,F.1983.Two puzzles for linguistic theory:Nativelike selection and nativelike fluency[A].In Richards,J.C.&Schmidt,R.(Eds.)Language and Communication[C].London:Longman.
8Sinclair,J.2004.How to Use Corpora in Language Teaching[M].Amsterdam:John Benjamins Publishing.