1Bachman,L,A.Palmer. Language Testing in Practice[M].Oxford,uk:oxford University Press,1996.
2Douglas D. Assessing Languages for Specific Purposes[M].Cambridge:Cambridge University Press,2000.
3Douglas,D. Three Problems in Testing Language for Specific Purposes: Authenticity, Specificity, and Inseparability[A].Cambridge:Cambridge University Press,2001.45-52.
4Luoma S. Assessing Speaking[M].Cambridge:Cambridge University Press,2004.
5Weir C. Language Testing and Validation:An Evidence-based Approach[M].Basingstoke:Palgrave Macmillan,2005.
6Bachman,L,A.Palmer. Language Testing in Practice[M].Oxford:Oxford University Press,1996.
7Douglas D. Assessing Languages for Specific Purposes[M].Cambridge:Cambridge University Press,2000.
8Douglas,D. Three Problems in Testing Language for Specific Purposes:Authenticity,Specificity,and Inseparability[A].Cambridge:Cambridge University Press,2001.45-52.
9Luoma S. Assessing Speaking[M].Cambridge:Cambridge University Press,2004.
10Weir C. Language Testing and Validation:An Evidence-based Approach[M].Basingstoke:Palgrave Macmillan,2005.
