21.   Art includes a four-column color photo illustration of a girl learning on her computer.

22.   As future historians will learn on close reading of The Congressional Record, Clinton preferred his undergarments tight and white.

23.   As Roddick is learning on his second lap around the tour, replicating greatness is not a given, confirming an arrival is tricky business.

24.   As usual, Ms. Tharp gives her cast plenty to learn on the formal plane.

25.   Because there has never been a sports organization like the trust, Futterer said he and his staffers have learned on the job.

26.   A former school administrator in the Berkshires, Jackie has been learning on the job.

27.   AARP, a politically potent lobby for the elderly, was initially skeptical, but expressed more interest after learning details on Thursday.

28.   After learning hockey on roller skates near his apartment building, Mullen played in local ice leagues and at Boston College.

29.   After getting through to all of them, he learned on a television report that evening that his offices would be closed indefinitely.

30.   Already, he said, he sees that he will be using everything he learned on the streets to stay alive and do his job.