Contents

Unit 1: Subject-Verb Agreement

Unit 2: Gerunds and Infinitives

Unit 3: Verb Forms and Tenses

Unit 4: Auxiliary Verbs

Unit 5: Participles

Unit 6: Negation

Unit 7: Conjunctions and Prepositions

Unit 8: Comparatives and Superlatives

Unit 9: Nouns and Articles

Unit 10: Pronouns and Determiners

Unit 11: Relative Clauses

Unit 12: Conditionals

Answer Key

Audio Scripts