31.   The sunlight outside was dazzling, despite a bank of ominous dark clouds on the horizon.

32.   The comment was expressionless, but she followed his gaze and spotted the dark clouds massing to the east.

33.   Another little dark cloud had appeared on the horizon of her summer.

34.   Almost nothing has been delivered, a reality that hovered like the proverbial dark cloud over the lofty speeches and ambitious plans of the recent loya jirga.

35.   And wherever they could, the team searched for silver linings in the dark clouds.

36.   Are the dark clouds of bloody conflict gathering once more over Northern Ireland?

37.   Another dark cloud hanging over Boeing is the Asian financial crisis.

38.   As Clinton left the Capitol on that cold inaugural day, however, dark clouds began to hover over him.

39.   As more tanks, rank after rank, three abreast, roar by, dark clouds of exhaust fumes spew heavenward.

40.   As we lingered at our meal, dark clouds piled up over the broad valley, bringing rain, torrential at times, that lasted about an hour.