21.   Have you ever spent a couple of hours with your booted feet firmly planted on icy snow?

22.   He coached Detroit to two titles, then spent a couple of seasons in New Jersey.

23.   He spent a couple of months at another camp that was set up when the refugees began arriving and eventually became overwhelmed.

24.   He spent a couple of years at Harvard University, but he was an unexceptional student, preferring all-night poker games and messing with computers to classes.

25.   He probably will spend a couple of more weeks in the hospital and then stay in Tucson for six months of recuperation.

26.   He spent a couple of days using a debugging program to examine the portion of the Netscape software that creates random numbers.

27.   He spent a couple of months in his garage, and resurfaced with a doll that he and his wife successfully peddled to the local school district.

28.   I spent a couple of days here in April, running as fast as I could from one tourist attraction to the next.

29.   However, I spent a couple of hours looking for a likely culprit, and found none.

30.   I spent a couple of days recently making the rounds of the neighborhood.