1. Examples: I bought a car Compré un coche She saw an elephant. Vio a un elefante They have an idea. Tienen una idea. Do you have a pen? ¿Tienes un bolígrafo?
2. A
2.1. The indefinite article "a" is used in front of a noun (noun) that starts with a consonant.
3. There are two unique indefinite articles in English (a,an) that work like the two spanish forms (un,un).In English, as in spanish, the indefinite article refers to an unspecified thing.
3.1. AN
3.1.1. The indefinite article "an" is used in front of a noun that begin with a vowel. However, there are some exceptions. Nouns that begin with eu- or ur- require the indefinite article "a".
4. a better way to understand.
5. AN
5.1. In general the article "An" is in used when it is goes by a vocal.
5.1.1. Examples:
5.1.1.1. I have an apple.
5.1.1.2. It isn´t an easy question
5.1.1.3. It is an ugly hotel.
5.2. However, there also certain rules and exceptions that must be followed:
5.2.1. when it is a word with "H" silent, then we must use "AN"
5.2.1.1. Examples:
5.2.1.1.1. An hour.
5.2.1.1.2. An honourable man.
5.2.1.1.3. An honest mistake.
6. A
7. In general the article "A" is in used when it is goes by a consonant.
7.1. Examples:
7.1.1. This is a book
7.1.2. Diana have a white cat
7.1.3. I have a pineapple
8. Use
9. A
9.1. But there are certain rules and exceptions for his use:
9.1.1. 1- Nouns that begin with "eu" - "ur"
9.1.1.1. Examples:
9.1.1.1.1. Eu
9.1.1.1.2. Ur
9.1.2. 2-Those who start with "U" and the beginnig are heard as "iu"
9.1.2.1. Examples:
9.1.2.1.1. A university
9.1.2.1.2. My draw is a unicorn
9.1.2.1.3. he isn´t a uninvited.
9.1.3. 3- When the word begins with "H"ans this letter is heard as J in spanish.
9.1.3.1. Examples:
9.1.3.1.1. He have a hat
9.1.3.1.2. Is a hard day in the job
9.1.3.1.3. a huge heart