Page 532
Number of Nouns
Nouns are classified according to their number. The number of a noun tells us whether the noun is singular or plural.
532.1 Singular Noun
A singular noun names one person, place, thing, or idea.
boy, group, audience, stage, concert, hope
532.2 Plural Noun
A plural noun names more than one person, place, thing, or idea.
boys, groups, audiences, stages, concerts, hopes