1Nicholas. H. , Lightbown. P. M. , & Spada. N. Recasts as feedback to language learners [J ]. Language Learning,2001. 51:417-528.
2Braidi, S. M. Reexamining the role of recasts in native - speaker /nonnative - speaker interactions [ J ]. Language Learning,2002.52: 1-42.
3Hauser,E. Coding'corrective feedback': The maintenance of meaning and more fundamental problems [J]. Applied Linguistics ,2005,26,293-316.
4Iwashita, N. Negative feedback and positive evidence in task -based interaction: Differential effects of L2 development [J ]. Studies in Second Language Acquisition, 2003,25,1-36.
5Leeman,J. Recasts and L2 development: Beyond negative evi dence[J ]. Studies in Second Language Acquisition,2003,25, 37-63.
6Macky,A., Oliver,R. & Leeman,J. Interactionalinput and the incorporation of feedback: An exploration of NS - NNS and NNS NNS adult and child dyads[J ]. Language Learrning,2003,53,35-66.
7Panova. I. & Lyster,R. Patterns of corrective feedback and uptake in an adult ESL classroom [J ]. TESOL Quarterly, 2002,36,573-595.
8Philp,J. Constraints on “noticing the gap”: Nonnative speakers' noticing of recasts in NS-NNS interaction[J]. Studies in Second Language Acquisition,2003,25,99-126.
9Ellis,R. & Sheen,Y. Reexaming the role of recasts in second language aquisition[J]. Studies in Second Language Acquisltion, 2006,28,575-600.
10Sheen,Y. Corrective feedback and learner uptake in communicative classrooms across instructional settings[J ]. Language Teaching Research,2004,8,263-300.