Indefinite Articles A An Usage RulesSet 23
Frequently Asked Questions
When should I use "a" versus "an" before a noun?
Use "a" before a noun that starts with a consonant sound and "an" before a noun that starts with a vowel sound. For example, "a book" and "an apple."
How do indefinite articles work with singular countable nouns?
Indefinite articles "a" and "an" are used with singular countable nouns to refer to a non-specific item. For example, "I saw a cat" indicates any cat, not a specific one.
What is the rule for using "a" and "an" with adjectives?
The choice between "a" and "an" depends on the sound of the first letter of the adjective that follows. For example, "a beautiful house" and "an old house."
Can indefinite articles be used with occupations?
Yes, indefinite articles can be used with occupations to refer to a non-specific person in that role. For example, "He is a doctor" indicates any doctor, not a specific one.
How do indefinite articles work with vowel sounds?
Use "an" before a noun that starts with a vowel sound, regardless of the actual first letter. For example, "an hour" and "an umbrella."