How do you differ a an the in English grammar?

Answer 1

"A" is used to talk about singular nouns which begin with a consonant letter. For example: I am going to look fora puppy. I want a brown one. "An" is used to talk about singular nouns which begin with a vowel (a, e, i, o, u). For example: She wants an orange. I want an apple. "The" is used to talk about singular or plural nouns. For example: The tree is green. Look at all the leaves.