This document discusses active and passive voice. It defines voice as the form a verb takes to indicate whether the subject performs or receives the action. There are two types of voice: active and passive. Active voice is used when the subject performs the action, while passive voice is used when the subject receives the action. The document recommends using active voice most of the time as it is more direct and concise than passive voice. It provides examples of sentences in both active and passive voice and discusses appropriate uses of passive voice.