1.   A class in itself is simply a social group whose members share the same relationship to the means of production.

2.   A number of traditional powers are struggling and there is a class of the nouveaux riches who are ready to break in.

3.   After the two-day class is over, Hawley offers additional runs for an extra charge.

4.   An advanced class might be available.

5.   As a result, new classes of free radical are particularly interesting to chemists.

6.   As soon as the bell rang the class were on their feet and out of the door.

7.   Broadly speaking, the less social closure there is, the less cohesive the social class grouping will be.