4Bickerton, D. Roots of Language [ M ]. Ann Arbor, MI : Karoma, 1981.
5Ekiert, M. Acquisition of the English article system by speakers of Polish in ESL and EFL settings[J]. Working Papers in TESOL & Applied Linguistics. 2004, 4(1 ) : 1-23.
6Hakuta, K. A case study of a Japanese child learning English as a second language [ J ]. Langage Learning, 1976 (26) : 321-351.
7Hawkins, J. Defiteness and Indefiteness [M]. San Diego, CA : Academic Press, 1978.
8Huebner, T. A Longitudinal Analysis of the Acquisition of English [M]. Ann Arbor, MI: Karoma,1983.
9Liu, D. & Gleason, J. Acquisition of the article the by nonnative speakers of English: An analysis of four nongeneric uses [ J ]. Studies in Second Language Acquisition, 2002(24) : 1-16.
10Master, P. Effects of instruction on learning the English article system. In T. Odlin. (ed.). Perspectives on Pedagogical Grammar[ C ]. New York : Cambridge University Press, 1994 : 229-252.
