This document discusses indirect objects in English grammar. It defines an indirect object as a noun or pronoun that receives the action of a verb indirectly, often through a preposition like "to" or "for". Examples are given of sentences containing indirect objects, such as "Maria wrote a letter to Michel" where Michel is the indirect object. The document explains how to identify an indirect object by determining the verb and asking "to whom?" or "for whom?". It provides steps to analyze example sentences and distinguish between direct and indirect objects.