1.   And it is for that reason he admonishes his crew to keep a sharp eye for whales.

2.   I keep a sharp eye on him.

3.   Keep a sharp eye on the kids at all times!

4.   Security guards kept a sharp eye on Mattson as he walked through the store.

5.   She is the insider with the sharp eye of an outsider.

6.   She was a fine upstanding middle-aged lady with sharp eyes and a lucid tongue.

7.   Sir John had dark hair, sharp eyes and an aquiline nose.

8.   Their sharp eyes select the lowest part of the lip of the fall.

9.   Parkinson had a sharp eye for the absurd.

10.   Bands of monkeys roamed through the canopy, sharp eyes glancing at her, small hands picking at the bark of her face.