The document provides an English exercise with multiple sections:
Section A has students complete sentences with correct nouns. Section B has students choose the correct alternatives to complete sentences. Section C has students identify and correct errors in sentences. Section D has students rewrite sentences substituting underlined words with pronouns.
The exercise continues with additional sections focusing on grammar, including: verbs, adjectives, adverbs, pronouns, determiners, prepositions, word order and tense. Students are to choose correct alternatives, identify errors, rewrite sentences and complete sentences to demonstrate their mastery of various English grammar concepts.