Both classes did not participate together in some events.

To call hunting an upper class hobby is to misname it; all classes of people participate.

The first graduating class will participate in commencement ceremonies June, 2013.

The student organizations and each class participate in community service projects.

Nine other classes will be participating in this effort, as well.

With only two weeks of instruction, the class participated in the school's Christmas concert.

But her entire fourth-grade class participated, so she did, too.

Then I regret that my class will not participate.

He attended classes for gifted children, and at age 8 participated in a national chess championship.

All classes of Egyptian society participated and it was the first time women were involved in such rallies.