21.   Balloon pilots cannot steer or control their speeds with precision, relying instead on extremely fast, high-altitude winds to carry them around the globe.

22.   But traffic investigators said they had difficulty controlling speeds on the highway.

23.   Once she learns to control the speed and utilize her jumping ability into the pit, greater distances will come.

24.   The motors will control the speed of the propeller independent of the engines, and there will be no need for a long drive shaft.

25.   The safety rods control the speed of the nuclear reaction.

26.   The second quarter is fighting against speed because it is very steep with some turns to control speed.

27.   The rods control the speed of the nuclear reaction and are a vital safety component.

28.   This means no external air supply is needed, and machine speed can be controlled at every stage.

29.   I am very fit and by playing sweeper I can control the speed of the game.