An ocean is a large body of salt water.
The Pacific ans the Atlantic are oceans.
An office is a place where people go to work.
There are desks, chairs, computers, and filing cabinets in offices.
Oil is a greasy liquid that makes machines run smoothly.
An orchestra is a large group of musicians playing instruments together.
An owl is a bird with a large head, and big, round eyes.
Owls usually hunt for food at night.
