A or an?
- A/an is used immediately in front of a/an singular count noun or a/an adjective that starts with a/an consonant sound such as in a/an student, a/an new computer, a/an workstation, and a/an red apple. A/an immediately precedes a/an singular count noun or a/an adjective that starts with a vowel sound such as in a/an apple, a/an application, and a/an hour.
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- A is used immediately in front of a singular count noun or an adjective that starts with a consonant sound such as in a student, a new computer, a workstation, and a red apple. An immediately precedes a singular count noun or an adjective that starts with a vowel sound such as in an apple, an application, and an hour.