2Schmidt,R.The role of consciousness in second lan- guage learning. Applied Linguistics, 1990( 11 ) : 129-158.
3Sharwood Smith, M.Consciousness-raising and the second language learner. Applied I,inguistics,1981 (2): 159-169.
4Skehan, P.A Cognitive Approach to Language Learning. Oxford: Oxford University Press, 1998:499-153.
5Doughty, C. Second language instruction does make a difference: Evidence from an empirical study of SL relativisation. Studies in Second Language Acquisition, 1991 (13) :431-469.
6Shook, D.J.FLL2 reading, grammatical information, and the input -to -intake phenomenon. Applied Language Learning, 1994 (5) :57-93.
7Youngkyu Kim,Effects of Input Elaboration and Enhancement on Second Language Vocabulary. Acquisition Through Reading by Korean Learners of English. [D].Ph. D. dissertation of the University of Hawaii,2003.
8Beglar ,D. & A. Hunt.Revising and validating the 2000 word level and university word level vocabulary test[J]. Language Testing ,1999(16)2:131-162.
