21.   Physically disabled students, some of whom wear diapers, are changed in a room that has no hot water.

22.   Residence changed in April - address to follow.

23.   Swallowtails, woodpeckers and many other creatures all show how Nature can change in an arbitrary way.

24.   That all changed in early January.

25.   That began to change in recent years, as the Academy membership took on new blood.

26.   That changed Monday in San Francisco, and now Windley plans a wedding.

27.   That was what had changed in the world.

28.   The countryside changes in winter.

29.   The industry is changing in tune with changing demand.