Discusses the influence of modern linguistic research on foreign language instruction. Shows the role of grammar 1 in the acquisition of grammar 2, and specifically when French is 1 and English is 2. Considers that conscious, systematic knowledge of L2, learned through L1, is positive for second language acquisition. (Text is in French.) (TL)

Reviews the main issues involved in foreign language teaching methodologies. Particularly discusses how the learner may be affected by the metalanguage used in instruction, when it is composed of traditional grammar terminology or modern linguistic terminology or when none is used. (Text is in French.) (TL)