Due to differences in the grammars of English and French, "pendant" and "depuis" are as difficult to master for English speakers as their equivalents "for" and "since" are for French speakers. To the former, three facts are crucial: (1) "depuis" corresponds to both "for" and "since," which creates ambiguities; (2) "depuis" applies to an…

This paper describes and compares six models for teaching second languages developed and adopted since 1840 (grammar-translation, direct, structural, situational, audiolingual, and communicative methods), and proposes a seventh, the cognitive-linguistic method, incorporating Noam Chomsky's theory of learning. The model takes both extralinguistic…