this is a group of people participating in a race
A group of people are racing.
A group of people are getting coffee and donuts.
The proportion of billable hours decreased in the past two years.
People are playing music together.
Money for food isn't something they want, that's a given.
The couple shares tea.
The boy is asleep.
McCain resists political horse trading, and does not plan to modify the tobacco bill to get it passed.