5Borg, M. 2001. Teachers' beliefs [J]. ELF Journal,55(2) :186-188.
6Craig, C. J. 2006. Why is dissemination so difficult? The nature of teacher knowledge and the spread of curriculum reform [J]. American Educational Research Journal, 43 (2) :257-293.
7Cunningsworth, A, 2002. Choosing your coursebook [M ]. Shanghai: Shanghai Foreign Language Education Press.
8Davis, E A. & Krajcik, J. S. 2005. Designing educative curriculum materials to promote teacher learning [J]. Educational Research, 34(3):3-14.
9Denzin, N. 2009. The research act in sociology: a theoretical introduction to sociological methods[M]. New Jersey: Prentice Hall College Div.
10McDonough, J. & Shaw, C. 2003. Materials and method in ELT: a teacher's guide [M]. 2nd ed. Oxford: Blackwell Publishing Ltd.
