This document provides information about prepositional phrases including their structure and common uses. It begins by defining a prepositional phrase as beginning with a preposition and ending with a noun, pronoun, gerund, or clause. Examples are given of common prepositional phrases using certain prepositions like "at", "for", and "in". The document also discusses compound prepositional phrases and how words with related meanings often use different prepositions. Finally, it clarifies the differences between certain prepositional phrases like "in the beginning" vs "at the beginning", "at the end" vs "in the end", and "by bus" vs "on the bus". Activities are provided applying these concepts.