1.  A child presented with a visual stimulus tends to center or fix attention on a limited perceptual aspect of the stimulus.

2.  A more serious issue centers on the noise made by the Hunter and other remote-control planes that fly out of Fort Huachuca.

3.  After an eight-day silent retreat at the Jesuit spirituality center in Wernersville, she came home knowing she wanted to study theology.

4.  An extravagant collection of activities centered on the family shrine, as the sweet scent of incense hovered placidly above us.

5.  August brought the grape harvest, centered in Fresno.

6.  Disorganized though it always was, classical theology centered upon a single, often irresponsible but always dominant figure.

7.  For the first year of the Dayton peace accords, international attention centered on Bosnia.

8.  Her work centers on the social issues affecting women in her country.

9.  Improving Computational Models A significant portion of neural network research centers on the improvement of computational models.

10.  It starts as a dull ache that gradually evolves into a severe throbbing pain, centering in the frontal and temporal regions.