This document provides an overview of active and passive voice for a 9th grade English class. It begins with an introduction to voice and defines it as the form a verb takes to indicate whether the subject performs or receives the action. It then explains the two types of voice: active and passive. Examples are provided for each. The document notes that active voice is generally preferred as it is more direct and engaging. It concludes by discussing appropriate uses of passive voice, such as when the subject is unknown or being emphasized. Students are then given practice examples to change between active and passive voice.