5[5]Larsen-Freeman, D. Techniques and Principles in Language Teaching[M]. Hong Kong: Oxford University Press, 2000.
6[6]Moskowitz, G. Caring and Sharing in the Foreign Language Class: A Sourcebook on Humanistic Techniques[M]. Rowley, Mass.: Newbury House,1978.
7[7]Stevick, E. W. Humanism in Language Teaching[M]. Great Britain: Oxford University Press, 1990.
8[8]Medgyes, P. 'Queries from a Communicative Teacher' [J]. English Language Teaching Journal, 1986, 40/2.
9[9]Richards, J. and T Rodgers. Approaches and Methods in language Teaching: A Description and Analysis[M]. Cambridge: Cambridge University Press, 1986.
10[10]Terrell, T. 'The Natural Approach to language Teaching: an Update'[J]. Modern language Journal, 1982, 66/2.
