1[1]Krashen S. Principles and Practice in Second Language Acquisition[M].Oxford: Pergamon Press, 1982. 被引量:1
2[2]Swain M. Communicative competence: some roles of comprehensible input and comprehensible output in its development[A] .In S.Gass & C. Madden(eds. ), Input in second language acquisition[C] . Rowley, Ma:Newbury House, 1985. 被引量:1
3[3]Cook V. Linguistics and Second Language Acquisition[M] . Beijing:Foreing Language Teaching and Research Press, 2000. 被引量:1
4[4]Long M. Input, interaction and second language acquisition[A ] . In H. Winitz (ed), Annals of the New York Academy of Sciences: Vol . XX .Native language and foreign language acquisition[C]. New York:New York Academy of Sciences, 1981. 被引量:1
5[5]Mackey A . Input, Interaction, and Second Language Development: An Empirical Study of Question Formation in ESL [J] .SSLA 21: 557- 587,1999. 被引量:1
6[6]Ellis R. The Study of Second Language Acquisition [M]. Osford: Oxford University Press, 1994. 被引量:1
7[7]Ellis R , Xien He.The Roles of Modified Input and Output in the Incidental Acquisition of Word Meanings [J ]. SSLA 21:285- 301,1999. 被引量:1
8[8]Pica T, L Holliday, N Lewis, L Morgenthaler. Comprehensible output as an outcome of linguistic demands on the leamer[J] .Studies in Second Language Acquisition 11: 63 - 90, 1989. 被引量:1
9[9]Pica T .The textual outcomes of native speaker- non - native speaker negotiation: What do they reveal about second language learning? [A] .In C.Kramsch & S.McConnell-Ginet(eds.),Text and context[C] . Cam-bridge: Cambridge University Press, 1992.--Tradition and transition in English teaching methodology[J ] . System 28:1 - 18,2000. 被引量:1
10[10]Donato R .Collective scaffolding in second language learning[A].In. J. P. Lantolf & G. Appel (eds.), Vygotskian qpproaches to second language research [ C ]. Norwood, NJ: Ables, 1994. 被引量:1