3Bachman, L. 1990. Fundamental Considerations in Language Testing[M], Oxford: Oxford University Press.
4Morrow, K. 1991. Evaluating Communicative Tests[A], In Anivan,S.,editor,Current Developments in LanguageTesti.ng [C],Singapore SEAMEO Regional Language Centre: 111-18.
5Widdowson, H.G. 1978.Teaching Language as Communication[M], Oxford: Oxford University Press.
6Wood,R.1993.Assessment and testing[M],Cambridge Cambridge niversity Press.
7Henning, G. 2001. A Guide to Language Testing: Development, Evaluation and Research [M]. Beijing: Foreign Language Teaching and Research Press.
8Hughes, A. 2000. Testing for Language Teachers [M]. Beijing: Foreign Language Teaching and Research Press.