She looked at him shrewdly, knowing that he knew.

The man looked at him shrewdly and shook his head.

She ate a grape and looked at me shrewdly.

He looked at me shrewdly, then asked, "Who is she?"

He looked at them shrewdly and smiled a kindly, experienced smile.

And one of the council, shrewdly looking forward to future power changes, said, "Exactly.

And then looking at me shrewdly: 'I wonder if it isn't a very unfortunate thing for you to have met him.'

Mason looked at him shrewdly and said, "You look as though you'd had a good night's sleep last night."

He looked at me shrewdly and said, "To whom then?

The little girl looked at him shrewdly, shrugged, and skipped off, returning to the game.