The document discusses developing language skills, specifically listening skills. It outlines 5 reasons for listening according to Galvin and 6 types of listening according to Wolvin and Coakley, including informative, discriminative, comprehensive, therapeutic, critical, and appreciative listening. The document also discusses the phases of listening including pre-listening, while-listening, and post-listening. It lists micro skills of listening and identifies the 3 most frequent sub-skills as listening for gist, listening for specific information, and listening in detail.