1[3]Haroldb.Allen,Michaeld.Linn.Readings in Applied English Linguistics[M].New York:Suzanne Loeb,1982.
2Brown, H. Douglas. Principles of Language Learning and Teaching [M]. Englewood Cliffs ,1994.245.
3Penny Ur, A Course in Language Teaching: Practice and Theory[M]. Foreign Language Teaching and Research Press, Cambridge University Press, 2000. 120,123.
4Vivian Cook, Second Language Learning and Language Teaching[M]. Second edition, Foreign Language Teaching and Research Press, Edward Arnold Limited, 2000.186.
5Ellis,R. The Study of Second Language Acquisition[M].Oxford:Oxford University Press,1994.
6Krashen,K. The Input Hypothesis:Issues and Applications[M].London:Longman,1985.
7Littlewood,W. Communicative Language Teaching[M].Cambridge:Cambridge University Press,1981.