A AND AN

A AND AN

USO OF INDEFINITIVE ARTICLES, A AND AN

for example

• An hour

• You have an orange

• An umbrella

• An avenue

• It is an old university

We use A when the next word begins with, CONSONANT, or has this sound.

For example

• A library

• A hospital

• A university

• I have a dog

• I am a good student

We use AN when the sound of the next word begins with, VOWEL, or vowel sound.