He was not surprised at the absence of a kitchen computer.

The head of security is not pleased at your absence.

Peace was disturbed at the absence of all news from his family.

I didn't panic at her absence or fear that she'd never return.

Sometimes he would look down there, at the absence, and ache.

"Let us go back now, or they will be uneasy at our long absence."

He had wondered at the absence of a suicide note.

He could hear them calling and looking for him in other rooms, surprised at his absence.

"We have been told this by people inside the Government who are very concerned at the absence of such precautions."

They had already rounded the point, and were wondering at our absence.