It occurred to her suddenly to wonder why he hadn't returned the call.

He was wondering why I hadn't returned his call.

That is a matter of dispute, but there is more here than just a call to return to the bad old days.

"I have some calls to return but nothing urgent."

Most of his peers, he said, can't even get their calls returned.

But often, several of them said, they did not even get their calls returned.

Each subsequent call will return the top of the first pile and reorder as needed.

Each call to will increase the value of by one, and return the new value.

Some calls returned at once, presumably necessary and urgent; most did not.

"If someone makes a call, the assumption is that he or she wants his call returned."