21.   Sudden shifts from a major to a minor key or vice versa, on the other hand, are readily apparent to the ear.

22.   It involves construction of a hydrocracker, a gasification plant, reflecting the shift from coal to gas as a cleaner fuel, and several smaller facilities.

23.   So the story behind the statistical shift from self-employment to wage labour is one of an exodus from the land.

24.   Also on Monday GM plans to drop to one shift from two at plants in Wentzville, Missouri, and Fairfax, Kansas.

25.   An expansive kitchen with a large country table that upstages a wood stove reflects the cultural shift from yarn-spinning around the fire to socializing with the cook.

26.   An Indianapolis attorney is giving Sen. Richard Lugar, R-Ind., a run for his money as Indiana politics makes a shift from Republican power brokers.

27.   Analysts say that Cray has generally trailed the rest of the supercomputer industry in the shift from bipolar to CMOS technology.

28.   And how radical is a color change compared with the shift from wood to titanium?

29.   And it is not hard to find the imbalances that might trigger the shift from boom to bust.

30.   And on top of that, Xu has to supervise the shift from a planned to a market economy in Shanghai.