7[1]Berwick,R..Needs Assessment in Language Programming:From Theory to Practice[A].In R.K.Johnson(eds.).The Second Language Curriculum[C].Cambridge University Press,1989.
8[2]Cohen et al..Research methods in Education[M].London:Routledge,2000.
9[3]Mountford,A.The What,the Why and the Way[A].In Aupelf/Goeth Institute/British Council,1981,(1):19-34.
10[4]Richterich,R..A Model for the Definition of Language Needs of Adults Learning a Modem Language[M].Strasbourg:Council of Europe,1972.
