1. The indeterminate or indefinite article in the English language is known as A and AN. Both items mean the same and are invariable in gender and number , as it is used for both male and for female and has no plural .
2. A
3. It is used before words beginning with a consonant.
4. Example: A very high teacher.
5. A brave firefighter
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7. An
8. It is used before words beginning with a vowel.
