31.   But they said Bush would lose a rare opportunity for bipartisan cooperation if he pushed his drug proposal.

32.   But this was a serious misreading of Assad, one that could have easily led policymakers to miss a rare opportunity to achieve a larger Middle East peace.

33.   Commercial as it might be, this butterfly farm provides a rare opportunity to study some of the most beautiful specimens of the insect world.

34.   Confronted with a rare opportunity to secure his own small place in history, he kept the pressure on.

35.   Democrats pushing for an overhaul see this year as a rare opportunity to get the governor to help them.

36.   Each day teems with potential for becoming fully engaged with nature yet also allows the rare opportunity to feel alone in the world.

37.   Emory University Professor Marci Hamilton said the Duval County case gives the court a rare opportunity to better define the legal boundaries for school prayer.

38.   Filmstrips offered those rare opportunities to suspend the otherwise hard labors of learning, and students savored those precious times of dispensation from having to think.

39.   For collectors, Art Basel offers a rare opportunity to compare inventory and prices.

40.   For Bolton, running Scientific Learning offered a rare opportunity to make direct use of her early interests in language.