41.   The Bosnian Serbs suggested on Monday that they had no such ethical problems with their hostages and intended to hold them for some time.

42.   The ethical problems are also important because of the source of the embryonic stem cells.

43.   Then there is an ethical problem posed by the fact that the microchip technology, which operates roughly like a grocery market scanner, actually works extremely well.

44.   There are at least two ethical problems with this practice.

45.   There are no ethical problems as long as no money is involved, they said, and the donor is psychologically, intellectually and emotionally able to consent.

46.   There may also be ethical problems with using them.

47.   They squandered it with their petulant government shutdowns, their extremist agenda and the ethical problems of Speaker Newt Gingrich.

48.   This is a sad state given that the gains are potentially enormous and the ethical problems appear minimal.

49.   This is where the ethical problems begin.

50.   They see ethical problems in the White House today.

a. + problem >>共 705
serious 4.46%
economic 3.74%
major 3.48%
financial 2.66%
biggest 2.34%
technical 1.95%
only 1.92%
big 1.91%
potential 1.91%
real 1.87%
ethical 0.16%
ethical + n. >>共 392
question 9.36%
standard 8.28%
issue 7.33%
lapse 4.41%
dilemma 3.58%
problem 3.52%
concern 2.92%
guideline 2.26%
reason 2.09%
behavior 1.67%
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