21.  A tall glass or a short one?

22.  All he had going for him was his intensity and his heart, which guaranteed only that the fight would be a short one.

23.  All this done, you can take the trip of your dreams, albeit a short one, with the money you save in heat this winter.

24.  But a typical right-field home run in Fenway is a short one.

25.  But if we act quickly and decisively, it can be a short one.

26.  But the short one, just before halftime, I was disappointed with that one.

27.  But then we got down there for a relatively short one again.

28.  But the shelf life of a star as a paparazzi target is usually a short one.

29.  But the signs Thursday indicated a long campaign, not a short one.

30.  Entering its own interferometer, each photon must make a random decision as to whether it will travel a long pathway through the device or a short one.