Articles a/an
by Gerson Caballero
1. Concept
1.1. The words "an" and " a" son items to indicate a Thing (como "un" o "una" en español).
2. Difference
2.1. It is used "a" in all singular and consonant sound
2.1.1. example
2.1.1.1. a tree
2.2. "An" is used in the names that begin with a vowel
2.2.1. example
2.2.1.1. an eyes
3. Videos of difference
3.1. https://youtu.be/bL5MxQw8QdI
3.2. other video
4. Uses rules .
4.1. It is used to before a word beginning with a consonant or " h" aspirated . However, it becomes an when the following word starts with a vowel or " h " silent .
4.1.1. example
4.1.1.1. a boy = un chico. a woman = una mujer. a soldier = un soldado.
4.2. However , attention to words beginning with a vowel but they sound "iu" ( take the indefinite article).
4.2.1. example
4.2.1.1. a European = un europeo. a useful book = un libro útil. a university = una universidad.
4.3. It used the indefinite article a / an in front of the nationality of the persons used as names
4.3.1. example
4.3.1.1. a Spaniard = un español. a Frenchman = un francés. a German = un alemán.
4.4. Before professions It also uses a / an before religions.
4.4.1. example
4.4.1.1. I am a teacher = Soy profesor/a. He is a Christian = Él es cristiano.