Do you have to get a new book? Do they have to have a notebook? In this last example, the word their precludes the use of the singular verb Some indefinite pronouns are particularly troublesome Everyone and everybody listed above, also certainly feel like more than one person and, therefore, students are sometimes tempted to use a plural verb with them
No, he doesn't have a red sweater Each, too, is always singular and requires a singular verb

Have and Has Question Practice

Each is often followed by a prepositional phrase ending in a plural word Each of the cars , thus confusing the verb choice.

29
Have and Has Question Practice
Yes, she has a brother
Subject
Whether the subject comes before or after the verb doesn't matter; the proximity determines the number
Have and Has Question Practice
Everyone has finished his or her homework
The secretary can be a man The pronouns neither and either are singular and require singular verbs even though they seem to be referring, in a sense, to two things
Consult the section on the and the section on for additional help On the other hand, there is one indefinite pronoun, none, that can be either singular or plural; it often doesn't matter whether you use a singular or a plural verb — unless something else in the sentence determines its number

Subject

No, she doesn't have curly hair.

3
An English
Yes, she has blue eyes
Have and Has Question Practice
Fractional expressions such as half of, a part of, a percentage of, a majority of are sometimes singular and sometimes plural, depending on the meaning
Subject
The indefinite pronouns anyone, everyone, someone, no one, nobody are always singular and, therefore, require singular verbs