The indefinite articles A - An are used to refer to something or someone in the singular.

1. When we are using A or An

2. A: It is used to names or nouns that begin with consonants

3. 1. CLASS MEMBERS. We use a / an with a name or noun to talk about a member of a class. For example: Carla lives in a nice big house My uncle is an engineer A kid phoned This Morning Lee is a chinese name                                                                                                                                                                                                                                                                                                                                                                                                                                  2. To describe. We use a / an when we describe people or things. For example: She is a doctor My girlfriend is a beautiful woman                                                                                                                                                                                                                                                                                                                                                                                                            3. NOT USED A / AN.     We do not use a / an with names or nouns that are written in plural or are countless, because a / an means "one". For example: My grand parents are teachers (not ... to teachers) Would you like some bread? (Not ... to bread)

4. Video

5. An: It is used for names and nouns beginning with a vowel.