El articulo indefinido “an”

Usamos "an" cuando el sustantivo que acompaña inicia con sonido de vocal.

Ejemplos:

an eagle / una águila

an orange / una naranja 

an hour / una hora

an F / una f

Example Sentences

• Ava has an umbrella.
• He's an introvert.
• She's not an extrovert.
• I'm eating an orange.
• Sofia's eating an egg daily.
• Isabella's going to fly an airplane.
• An elephant is such a fat animal.
• She's not eating an apple.
• He's an elegant boy.
• She's an intelligent student.
• Ali is late an hour.
• She asks an easy question.
• We are living in an apartment.
• I am an English teacher.
• I saw an accident.
• Elijah is training to be an engineer.
• The movie will begin in an hour.
• A red bus left an hour ago.