4Z. Dornyei, Z. Motivating and motivating in the foreign language classroom[J]. The Modern Language Journal. 1994.
5Ellis, R. ( 1985 ) Understanding Second Language Acquisition [ M ]. Shanghai : Shanghai Foreign Language Education Press ( Eds ). Oxford : Oxford University Press.
7Z.Dornyei,Z. Motivating and motivating in the foreign language classroom [ J ] .The Modern Language Journal.1994.
8Ellis,R. ( 1985 ) Understanding Second Language Acquisition[ M ] .Shanghai:Shanghai Foreign Language Education Press ( Eds ).Oxford: Oxford University Press.
9Ellis,R. ( 1994 ). The Study of Second Language Acquisition[ M ] .Shanghai:Shanghai Foreign Language Education Press ( Eds ).Oxford: Oxford University Press.
