Your roomate was waitng for you downstairs.
Your roomate wasn't waitng for you downstairs.
They took the elevator to the second floor.
They didn't take the elevator to the second floor.
She lived in a tiny and modern apartment.
She didn't live in a tiny and modern apartment.
That's the tallest building in my neighborhood.
That isn't the tallest building in my neighborhood.
I found the price of the house on the Internet.
I didn't find the price of the house on the Internet.
The janitor will paint the roof of the church
The janitor won't paint the roof of the church
