21.   Instead, he said, their role will change.

22.   Its role has changed over the years, with fewer cross-border wars and with decolonization fading into history, but the call for reform has not.

23.   Lowe implied he would be surprised if his role did change.

24.   Maggette is not sure his role will change because of his play.

25.   Mentors are still important, he and other career experts say, but their role has changed.

26.   Mrs. Lavin dismissed any notion that downtown was at all the worse because its role had changed over the years.

27.   My role changes completely now.

28.   Now reunited with Switzer, his college coach, his role has changed.

29.   Over time, roles change.

30.   Roles change.