1. She really is on the ball; she's bought houses at auctions so she knows what she's doing.

2. A photographer who was on the ball got some great pictures of the incident.

3. You"l be on the ball more often, be able to move fludily from task to task and not get lost nearly as much with a trusted system at your side.

4. As a politician, you must be on the ball in the election.

5. You have to be on the ball to get these questions right.

6. A traffic police officer has to be on the ball and resolve problems quickly.

7. Mr. J hopes that what he has been writing will be on the ball.

8. I had never been to an event like this before, but it was both great fun and very hard work trying to be on the ball constantly to get questions answered and pick out new info!

9. But I would like to try a different kind of life. I prefer to be on the ball.