Reviews recent research on incidental vocabulary acquisition in second language. Discusses key unresolved issues such as the actual mechanism of incidental acquisition, type and size of vocabulary needed for accurate guessing, degree of exposure to a word needed for successful acquisition, efficacy of different word-guessing strategies, value of…

Explores whether pragmatic fluency is best acquired by provision of input and opportunity for communicative practice alone, or whether learners profit more with additional explicit instruction in the use of conversational routines. The article hypothesized that such instruction raises learners' awareness of the functions and contextual…