Unit 1: Types of Sentences
Unit 2: Simple and Complete Subjects and Predicates
Unit 3: Compound Subjects and Predicates
Unit 4: Compound Sentences
Unit 5: Common and Proper Nouns
Unit 6: Singular and Plural Nouns
Unit 7: Subject and Object Pronouns
Unit 8: Possessive Pronouns
Unit 11: Main and Helping Verbs
Unit 15: Adjectives That Compare
Unit 17: Subject-Verb Agreement
Unit 18: Punctuating Dialogue