A. They are walking down the stairs
B. They are working down the stairs
C. They walked up the stairs
D. They are walking downs the stairs
Participle & Appositive Lend vs. Borrow Relative Pronoun Simple Past/Past ProgressiveSuperlative & Comparative AdverbsVerb Patterns / IngArticles & Compound NounsHow many / How much - Is there / Are thereFuture Continuous Tense
Other quiz: Gerunds
Writing stories and articles _______ what I enjoy most.
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