51.   As doors began to open and the dancers found themselves subsidized and onstage, hip-hop evolved from demonstrations of physical prowess to longer pieces with story lines.

52.   As computer keyboards evolved from typewriters, extra keys were added to accommodate the proliferation of new functions.

53.   As he evolves from a downtown favorite into a powerhouse with his own fragrance and licensed denim line, it is important that he project an international image.

54.   As the talks have continued, the attitude of Swiss bankers has evolved from a circle-the-wagons mentality to one much more sensitive to world opinion.

55.   As he evolved from child of privilege to man of substance, Bush has worked to put on a face of the happy warrior.

56.   As the process evolves from first sight to closing, getting out gets more difficult.

57.   As the season progressed, Schumacher evolved from Top Fuel outsider to contender to headliner.

58.   As the first season unfolded, Maria evolved from a jittery ditz into a formidable young woman.

59.   Barrett-Jackson has also evolved from a simple auction into a spectator sport that draws a bigger on-hand audience than the Super Bowl.

60.   Balsamic vinegar is thought to have evolved from saba, said Lynne Rossetto Kasper, the cookbook author.