The document discusses the uses of the words "like" and "as" in English. It explains that "like" can be used to mean enjoy, describe personality/characteristics, or indicate similarity. It also outlines several uses of "as" including as an adverb to refer to degree/extent, as a conjunction to indicate something happening simultaneously or during a time period, as a preposition to refer to a function or character, and as because or since in some contexts. The document provides examples for each use. It concludes with an exercise asking to complete sentences using the correct "like" phrase.