This document discusses subject-verb agreement in sentences. It provides definitions and examples to illustrate how the subject and verb must match or agree in number. Key points covered include: - Subject verb agreement, or concord, is when a word changes form depending on other words in the sentence, specifically to match the grammatical category. - Examples are given of sentences with subjects and verbs that agree in number, such as "Ram goes to school everyday." - Readers are given an exercise to identify the correct verb form for sentences with various subjects including compound subjects joined by "or" or "nor." - A recap emphasizes that the subject and verb must match in number, and that phrases like "with