Unit 1 Verbs Unit 2 Nouns 3 Unit 3 My Family Unit 4 Syllables Unit 5 Singular Plural Unit 6 Masculine Feminine Unit 7 Proper Nouns Unit 8 Questioning Words Unit 9 Indefinite Articles (a, an) Unit 10 Definite Article (the) Unit 11 Is, Am and Are Unit 12 Has and Have Unit 13 Adjectives Unit 14 Possessive Adjectives Unit 15 Prepositions Unit 16 Capitalization Unit 17 Calendars Unit 18 Consonant Clusters (gr, st, sp) Unit 19 Consonant Clusters (ng) Unit 20 Silent Letters