31.   The downtown pedestrian walk signs feature a shot clock counting down the seconds before the light turns red.

32.   The message counted down how many seconds the delay would last, typically three or four.

33.   The pups, let out in darkness, are mock-growling in the yard, counting down the time to breakfast.

34.   Then count down the generations to the subjects you are defining.

35.   Then start counting down the days ...

36.   They can start counting them down as they get ready to blast big pieces off the roster.

37.   We were just counting down the minutes.

38.   While the United States Congress breathlessly counts down the days of the Clinton presidency, we are ticking off the shopping days until Christmas.

39.   With a giant red digital clock counting down their allotted two minutes, speakers took turns recounting the traditional stances on such debates.

40.   But launch controllers quickly determined that all three units were working fine and counted down several more seconds before finally giving up for the day.