1SCANS.PF/iaiwork requires of schools [R].Washington:U.S. Department of Labor, 1991.
2FinchC R,J R Crunkilton.Cwrrtczx/um developsment in vocational and technical Education : Planning,Content and implementation[M].Needham Heights, MA :Allyn and Bacon, 1999.
3Wigginsstudent performance .. Ex-ploring the purpose and limits of testin^A\.Sa.n Fran-cisco :Jossey—Bass,1993.
4WigginsQ.Educative Assessment iDesigning as-to inform and improve student performance[MJ.San Francisco : Jossey—Bass,1998.
5WigginsG,J McTighe.Understanding by design[M].Pearson : Merrill Prentice Hall, 1998.