3[3]Bremne r,S.Language learning strategies and language proficiency:Investigating the relationship in Hong Kong[J].Asia Pacific Journal of Language in Education,1998:1,(2).
4[4]Oxford,R.L,Ehrman,M.Adults'language learning strategies in an intensive foreign language program in the United States[J].Systems,1995:23,(3):359-386.
5[5]Vann RJ& Abraham R.G.Strategies of unsuccessful language learners[J].TESOL Quartly,1990:24,(2),177-198.