- he is running the Marathon this year.
- He rushed down the hall to receive his guests.
- let's race and see who gets there first.
- some biologists doubt that there are important genetic differences between races of human beings.
- The cars raced down the street.
- The psychologist raced the rats through a long maze.
- the race for the presidency.
- the race is to the swift.
- We are racing to find a cure for AIDS.