1.  Although the Website is non-partisan, Andrade cited several polarizing issues as critical reasons for the new site, including affirmative action and bilingual education.

2.  And they say quality-control lapses, like those some workers mentioned, could be a critical reason tire treads shear off.

3.  But educators say perhaps the most critical reason is the perception of what type of personality it takes to manage teen-agers.

4.  One critical reason is that the short-haul railroads are now competitive.

5.  But the critical reason is that the candidates, who must gain Senate approval, often fail to pass close scrutiny.