1.  The exact reason why beverages with higher ethanol content do not stimulate acid secretion is also not known.

2.  But the exact reasons for the proposed change, which has been little debated in a China more preoccupied with economic expansion, remain unclear.

3.  For that exact reason, many women and researchers bemoan the late start.

4.  Given that kind of fanfare, the players could be forgiven if they start forgetting the exact reason they came here.

5.  I never found out the exact reason why.

6.  It worked well enough but seemed vaguely dissatisfying, though the exact reason was not clear until a movie came on featuring Julia Roberts.

7.  Karloutsos said he did not know the exact reasons for the dismissals.

8.  Mattel spokesman Glenn Bozarth refused to reveal the exact reason for their departures, and said the company planned to hire only one person to replace the two men.

9.  Most ornithologists agree that mobbing is a defense against predators, but the exact reason for the behavior remains unknown.