5Doughty, C. & J. Williams. Focus on Form in Classroom Second Lan- guage Acquisition [ M ]. Cambridge: Cambridge University Press, 1995.
6Eckersley,C. E. & J. M. Eckersley. A Comprehensive English Gram- mar[ M]. London: Longman, 1960.
7Hinkel, E. & S. Fotos. From theory to practice:A teacher's view [A]. In Hinkel, E. & S. Fotos(eds. ). New Perspectives on Gram- mar Teaching in Second Language Classrooms [ C ]. Mahwah, NewJersey: Lawrence Erlbaum, 2002: 1-12.
8Larsen-Freeman, D. Grammar Dimensions : Form, Meaning, and Use [ M ]. Boston, MA : Heinle & Heinle, 1993.
9Larsen-Freeman, D. & M. Celee-Mureia. The Grammar Book: An ESL/EFL Teacher's Course(2"d ed. )[ M]. Boston, MA: Heinle and Heinle, 1999.
10Laden-Freeman, D. Grammar and its teaching: Challenging the myths [ R ]. ERIC Digest, 1997 : 1-7.
