1.   Anticipating another summer of snarled skies, some airlines are even reducing flight schedules in advance.

2.   For parents of teen-agers, summer often is anticipated with dread and foreboding.

3.   But California is anticipating a summer of power shortages and the possibility of rolling blackouts.

4.   California is anticipating a summer of power problems.

5.   California is anticipating a summer of power shortages and potential rolling blackouts.