He pushed a switch and a videotape began rolling in a Betamax.

He pushed the switch and a small abrasive wheel on one end began to spin.

The following year, her switch to the steeplechase began to produce results.

Mike threw a switch and a voice began to chatter behind Joe's head.

Since 1995, the switch has begun ever earlier, often starting in the second week of November at some stations.

The old man flicked a switch and the night noises began.

She said the switch began working again late last night.

He flicked the remote switch and the film began.

He turned a switch and the heavy flywheel began to spin.

He pressed a switch and a motor began to hum.