It was late at night. The plane flew the air. It flew through the air very . It flew through the air at 500 miles hour. Five hundred miles per hour is very . A train does not go 500 miles per . A bus does not go 500 miles per . A ship does not go 500 miles per . Both the pilot and copilot were very sleepy. both fell asleep. The plane flew past the . Then the pilot and copilot woke up. They the plane around. They went back to the . They landed at the airport. Their boss was . He asked, “Why is the plane late? Did two fall asleep?” They both said, “Of course , boss!”