He tapped his fingers on the desk, already deep in thought.

The guard tapped a key on his desk and looked up at her again.

He turned and tapped a small bell on the desk.

He tapped his fingers on the desk "Why did you come to me?"

He looked off into space, tapping a pencil on the desk.

She tapped another panel on the desk and said, "Personal records."

He put a ring around each number 13; then began to tap on the desk with his pencil.

After a moment of silent hesitation, he tapped once on his desk.

Spike tapped his long fingers on the desk and turned to Banks.

The roses had come first, she remembered, tapping her fingers on the desk.