8Berwick, Richard & Ross, Steven. Motivation after matriculation: Are Japanese learners of English still alive after exam hell? [J].JALT Journal, Vol. 11, 1989(1).
9Kolb, David A. Experiential Learning: Experience as the Source of Learning and Development [M]. London: Prentice-Hall, 1984.
10Krashen, S.D.Second Language Acquisition and Second Language Learning[M]. University of Southern Califomia, Pergamon Press Inc., 1981.
