Jane, Take the question of grammar in context and ask, "Grammar in whose
context?"--consider sociolinguistic issues before establishing your
question.  (startperhaps with Brian V. Street's Social Literacies:
Critical Approaches toLiteracy in Development, Ethnography and Education.  New Y
ork:  Longman,
1995 and Keith Gilyard's Voices of the Self:  A Study of Language
Competence.  Detroit:  Wayne State U. Press, 1991.