11.   After testing, donors are matched with couples and instructed to notify the doctor when the donor has had her menstrual period.

12.   But a political consultant for Lewis said the three donors have no hidden agenda.

13.   But international donors have a spotty record in following through on public commitments.

14.   But just about every corporate donor has an agenda.

15.   But the attorney general told local reporters this week that international donors had to take some responsibility for the problem.

16.   But these disputes have not gone to court, and experts say it is rare that a donor has the right to pursue such a case.

17.   Donors would have to pay back taxes on their gifts if they had reason to know the foundation was not performing its mission.

18.   Donors have often subsidized unsound economic policies.

19.   Each donor must have at least a C average in college or grad school.

20.   Foreign donors do not have to be revealed.