11.   Half who began high school dropped out before graduation.

12.   He becomes the fifth Republican candidate to drop out before the primaries.

13.   Half of the study participants dropped out before the two years were up.

14.   His students used to drop out before the six months he believes it takes to learn to love the game.

15.   If it gets too warm, your plants will react by growing spindly, and the few flowers that are produced may drop before attaining good size.

16.   In rural Guatemala, for example, two-thirds of the girls who start first grade drop out before third grade.

17.   It is a widely held belief that interest rates tend to remain flat or drop just before a presidential election.

18.   More than one-third would drop out before graduation, it said.

19.   National TV ratings, already dropping before the strike, have continued to fall.

20.   Nor is it a mere working draft that contained scenes dropped before the episode was filmed.