11.   It undermines their ability to serve the interests of a multicultural nation and to prepare their students for the diverse social environment that awaits them after graduation.

12.   Joe was becoming distrustful of me, and my lack of sleep undermined my ability to patiently face his frequent outbursts.

13.   New York City police officials and the Giuliani administration had vigorously opposed the legislation, saying it would undermine their ability to dismiss corrupt police officers.

14.   Officials in Jordan and Egypt say American officials, in distancing themselves from Arafat, are actually undermining his ability to do the very thing they ask.

15.   Organized labor and the Clinton administration oppose the Team Act, claiming it would undermine the ability of workers to organize and bargain collectively.

16.   Over time, chronic hunger undermines the ability of poor children to learn and to become productive citizens.

17.   So their current tactic is to try to push through legislation that would undermine the ability of the Census Bureau to produce those figures with the help of sampling.

18.   That attitude, he said, undermines his ability to keep order inside the union.

19.   The devastating loss of face for President Milosevic could fatally undermine his ability to cling on to power in the face of an apparently unstoppable popular revolt.

20.   The pain of divorce, or of frequent breakups, seems to undermine the ability to enter into later relationships with an open heart.