Fill in the blank with the correct option:She returned after _ hour.

Correct answer: B. an

A. a
B. an
C. the
D. no article

Explanation

"An" is an indefinite article used before singular countable nouns that begin with a vowel sound. This option is correct as the indefinite article "an" is used here to specify that the duration of time before her return was one hour.

Last updated 2 September 2026

Fill in the blank with the correct option:She returned after _ hour.

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