Everyone jumps nervously at the sound of his voice.

She jumped nervously at the sound of the voice directly behind her.

She jumped nervously, but did not turn to look in the direction of the broken cup.

He had hardly replaced the lid when the handle of the other door turned, making him jump nervously.

Finally the Gypsy cleared his throat, making them all jump nervously.

He jumped nervously at the sound of his own name.

A timid scratch at the door caused them to jump nervously.

She took several steps into the room before stopping, her gaze jumping nervously to the big bed against the wall, then away.

He sat in the dark, breathing hard, listening, his eyes nervously jumping everywhere.

Even though they had expected it, Pete and Bob both jumped nervously.