2Sarason I G. Some correlates of test anxiety[J].Journal of Abnormal and Social Psychology,1952, 47:810-817.
3Spielberger C. Anxiety: Current Trends in Theory and Research [ M ]. New York: Academic Press, 1972.
4Lindgren H C & Suter W N. Educational Psychology in the Classroom [ M ]. California: Wadsworth, Inc, 1985.
5Alpert R & Haber R. Anxiety in academic achievement situations [ J ]. Journal of Abnormal and Social Psychology, 1960, 61:207 -215.
6Horwitz E K & Young D J. Language Anxiety:From Theory and Res earch to Classroom Implications [M]. New Jersey: Prentice Hall, 1991.
7Bailey K. Competitiveness and anxiety in adult second language learning: looking at and through the diary studies [ A ]. In Selinger & Long(eds). Second Language Acquisition Studies[C]. Rowley, Mass: Newbury House, 1983.
8Ellis R & Rathbone M. The Acquisition of German in a Classroom Context [ M ]. London: Ealing College of Higher Education, 1987.
9Ellis R. Classroom learning styles and their effect on second language acquisition: a study of two learners [ J ]. System, 1989a, 17 : 249 -262.
10Ellis R. The Study of Second Language Acquisition [ M ]. Oxford: Oxford University Press,1994.
