Metacognition and Second Language Learning

Metacognition had drawn a lot of attention since the birth of it. The present paper expands metacognition mainly from three parts. The first part is about the definition and classification of metacognition, and then is concerned with the utility of metacognition in second and foreign language learning with a brief review of the relevant empirical researches, and the last part turns to the issue on how to instruct and train metacognition based upon the relevant literature review.