an apple
I would like an apple.
Si se parece a una manzana y sabe a manzana, probablemente es una manzana.
If it looks like an apple and tastes like an apple, it’s probably an apple.
The bear ate an apple.
I'm eating an apple.
I can peel an apple.
I know how to peel an apple.
Ella le peló una manzana a él.
She peeled an apple for him.
Me estoy comiendo una manzana.
I'm eating an apple.
El almuerzo de Tom incluye un sándwich y una manzana.
Tom's lunch includes a sandwich and an apple.