ARTICLES A/AN

1. The article a or an is called the indefinite article because it doesn’t state which person or thing we are talking about.

1.1. According to the Oxford Dictionaries it is a determiner that introduces a noun phrase. a|an are considered indefinite articles and they are used to introduce new concepts into a discourse

2. use the article "an" with words that starts with "h" only, when this letter is pronounce like a vowel sound.

2.1. EXAMPLES: AN OWL AN EAGLE AN ICE-CREAM AN APPLE AN ELEPHANT AN HOUR

2.2. Use “an” with words that start with a vowel sound

3. RULES FOR THE USES

4. WHEN DO YOU USE A/AN?

5. We use the articles "a" or "an" to refer to a thing for the first time

6. Is used to talk about occupations of someone or of affiliation policy

6.1. EXAMPLES: 1- María is a doctor 2- I am a democrat

7. Also, use the article "a" whit words that starts with "h" only, when this letter is pronounce like a consonat sound.

7.1. EXAMPLES: A LION A CAT A TEACHER A CAR A SHIRT A SONG A HOSPITAL A UNIVERSITY A EURO

7.2. We use the article "a" before words that star with "u" or "eu" because these are pronounced with the sound "yu"

7.3. Use “a”, with words that start with a consonant sound.

8. Use "a" and "an" only with singular nouns

9. And also, is used to talk about general things