1.   The stage lights brightened to reveal a street scene.

2.   On the door of the manor house itself was painted -- it showed now as the light brightened -- a large, black cross...

3.   And as the lights brighten and the evening darkens, cars filled with children still stop by.

4.   Additional fluorescent lights have brightened the interior.

5.   After this almost Expressionist beginning, the lights brighten and all these figures dance in a clear-cut classical style.

6.   Energy-efficient lights will brighten the dim halls.

7.   If the astronomers have been fortunate to catch the supernova still on the rise, its light brightens to a peak a few days after it is first detected.

8.   No lights brightened onstage.

9.   Press more, and the light brightens more.

10.   Some dimmers look like normal light switches that cause the light to brighten as the switch is pushed up.