Subject and Verb Agreement

Words like some, part, all, none, half and other fractions need a singular or plural verb. This depends on the words that follow “of the.”


Some of the students are not here.

  • Since “students” is plural, the verb is also plural (are).

A third of the employees are leaving early.

  • In this case, “employees” is plural, so the verb is also in plural.

All of the milk was bought at the store.

  • “Milk” is singular, so the verb is also singular.

“A number” is a special case, but it is usually equivalent to “several” or “many.”

A number of medical cases were considered easy to cure.