Problems with indefinite pronounsThe following is a list of most of the indefinite pronouns. They are considered singular:
The following indefinite pronouns may be singular or plural depending on the context of the sentence. Each is singular if it refers to a total quantity; each is plural if it refers to a number of individual items that can be counted.
some most all none any
Some of the scenery was destroyed in the fire. (quantity)
Most of our show is hilarious. (quantity)
All of the performance was a sheer delight. (quantity)
If the subject of a sentence is singular, the verb must also be singular. If the subject is plural, the verb must be plural.
Problems with interruptersDo not be distracted by words and phrases (especially prepositional phrases) that appear between the subject and the verb of a sentence. In the following sentences, the interrupting word or phrase has been underlined.
One of the songs causes us problems.
Problems with compoundsCompound subjects joined by the word and are considered plural.
Good vowel matching and good breath support make singing much more dynamic.
Singular words joined by "or" or "nor" to form a compound subject are singular.
Either Carl or Jesse knows the baritone part.
If a singular and a plural subject are joined by or/nor to form a compound subject, the verb agrees with the nearer subject.
Neither the director nor the members of the chorus know how to make the key change.
Problems with collectives(see Pronouns--collectives)
A singular verb is used with a collective noun if the collective group is perceived to operate as a single unit.
The chorus is appearing in Racine next week.
A plural verb is used with a collective noun if the members within the collective group are perceived to be acting separately and individually.
The panel of judges were in disagreement about the use of foreign language lyrics.