71.   To make a whip, you form a line, hold hands and skate at top speed until the anchor stops dead.

72.   Top speeds of the two vehicles are nearly the same.

73.   Unlike you or me, they ski at top speed without a stop or even many turns.

74.   When factories are working at top speed, production bottlenecks often occur and can lead to inflation as companies bid up the prices of scarce materials and skilled workers.

75.   When she and others reach top speed, their long hair flies out from the backs of their helmets in the style of Jaromir Jagr.

76.   Which, on the career front, is racing ahead at top speed.

77.   With the gates finally open Friday, traffic on the information superhighway was traveling at top speed.

78.   Yet, in the marketing of super exotics, top speed has a logic all its own.

79.   Within two days, Montoya was the fastest in practice, and on Thursday, the last day of practice, he also recorded the top speed.

80.   Yet whatever progress it brings, the universal serial bus will not eliminate every port found today, in part because its top speed is limited.