11.   Sharp inequalities between different classes and ethnic groups and between men and women are often exacerbated by debt and economic crisis.

12.   She had analysed four of the specimens and found that each belonged to a completely different class of stony meteorite!

13.   Teachers thought it best to separate Paul and Fred and put them in different classes.

14.   The asteroid belt is broadly zoned into bands of different classes of asteroids.

15.   The conflict between nationalism and socialism aligned different classes.

16.   The most fundamental value that distinguishes classes differs for different class theorists.

17.   There are three classes of sensory neurons which respond to three different classes of objects.

18.   We have seen that in capitalist societies, different classes exhibit differences in social characteristics, such as values and patterns of behaviour.

19.   Its sheer versatility puts this computer in a different class.

20.   Of course, in America, different classes and ethnic groups are positioned at different stages in the work hierarchy.