3Krashen,S.Second Language Acquisition and Second Language Learning.[M].Oxford: Pergumon Press.1981.95-76
4Flavell,J.H. Metacognition and cognitive monitoring[M]. A new area of cognitive developmental inquiry. American Psychologist. Oxford Press, 1979.56-72
5Raid. The Learning style Preferences of ESL students[J].TESOL QUARTERLY. 21:87-111
