This worksheet provides exercises to practice subject pronouns and the verb "to be" in English. It contains multiple choice questions and fill-in-the-blank exercises with subjects, objects, locations, and descriptions requiring the use of pronouns like "he, she, it" and forms of the verb "to be" like "is, are, am". The worksheet aims to help students learn and demonstrate their understanding of basic subject-verb agreement and identifying subjects, predicates, and locations using pronouns and the verb "to be".