Intently in example sentence
Mr. Pickwick eyed him intently as he turned from the bottom line of the first page to the top line of the second, and from the bottom of the second to the top of the third, and from the bottom of the third to the top of the fourth; but not the slightest alteration of countenance afforded a clue to the feelings with which he received the announcement of his son's marriage, which Mr. Pickwick knew was in the very first half-dozen lines.