How to say is in Spanish

The Spanish word for is is es.
How to pronounce es in Spanish:
Click to hear the pronunciation of es  
Examples of es in Spanish:
Ella es guapa.
She is pretty.

La casa es nuestra.
The house is ours.

El marcador es nuestro.
The marker is ours.

Do you know another example that uses is in Spanish? Please tell us where you read or heard it (including the quote, if possible).