21.   In recent months, his three children have sensed a change in him.

22.   It apparently can sense changes in barometric pressure that occur at the beginning of stormy weather.

23.   It would sense changes in demand with the ebb and flow of passengers.

24.   Lobbyists, sensing change, got to work.

25.   Maybe it was because I could sense the changes in the air, and the changes felt mysterious and exciting.

26.   On the Columbia campus, some students who think of themselves as liberal said they sensed a change in acceptance of public criticism of the country or President Bush.

27.   Rice sensed the change occurring around him, and he tried to adjust.

28.   Sense the change?

29.   Sensing a change in momentum, the fans at Giants Stadium chanted for defense.

30.   Still, Latino leaders sense a change at the rank-and-file level.