2Black,P.,&Wiliam,D.Assessment and Classroom Learning[J],in Assessment in Education:Principles,Policy and Practice,1998.5(1):7-74.Black,P.,&Wiliam,D.(2004).The Formative Purpose:Assessment Must First Promote Learning[C],in Wilson M.(Ed.),Towards Coherence between Classroom Assessment and Accountability.Chicago:University of Chicago Press.2004.
3National Research Council.Knowing What Students Know.Washington,DC:National Academies Press.2001:8.
4OECD,Formative Assessment:Improving Learning in Secondary Classrooms,Paris,2008.282.Shepard,L.A.The Role of Assessment in a Learning Culture[J],in Educational Researcher,2000.29(7):4-14.
5Gearhart,M.&Osmundson,E.Assessment Portfolios as Opportunities for Teacher Learning[J],in Educational Assessment.2008.14(1):1-24.;Osmundson,E.,Dai,Y.,and Herman,J.Year3ASK/FOSS Efficacy Study.CRESST Report782.2011.
6Heritage,M.Formative Assessment:Making it Happen in the Classroom[M].Thousand Oaks:Corwin Press.2010.
7Shepard,L.A.The Role of Assessment in a Learning Culture[J],in Educational Researcher,2000.29(7):12-15.
