Introduction:
Subject-verb agreement is one of the most fundamental rules of grammar in the English language.
It refers to the agreement between a subject and its verb in a sentence.
Definition:
The subject of a sentence is the noun or pronoun that performs the action, while the verb is the action or state of being.
When writing or speaking in English, it's important to ensure that the subject and verb agree in number and person.
In this blog post, we'll explore the rules of subject verb agreement in depth and provide examples to help you understand how to use them correctly.
Demonstration Example:
1. Singular subjects require singular verbs
When the subject of a sentence is singular, the verb must also be singular. For example:
- - The cat is sleeping.
- - She walks to work every day.
- - The book was on the shelf.
In each of these sentences, the subject is singular and the verb agrees with it in number.
2. Plural subjects require plural verbs
When the subject of a sentence is plural, the verb must also be plural. For example:
- - The cats are sleeping.
- - They walk to work every day.
- - The books were on the shelf.
In each of these sentences, the subject is plural and the verb agrees with it in number.
3. Compound subjects joined by "and" require plural verbs
When a sentence has a compound subject joined by "and," the verb must be plural. For example:
- The cat and the dog are sleeping.
- She and her sister walk to work every day.
- - The book and the pen were on the table.
In each of these sentences, the subjects are plural and the verb agrees with them in number.
4. Singular subjects joined by "or" or "nor" require singular verbs
When a sentence has a singular subject joined by "or" or "nor," the verb must be singular. For example:
- - Either the cat or the dog is sleeping.
- - Neither the book nor the pen was on the table.
- - Either she or her sister walks to work every day.
In each of these sentences, the subject is singular and the verb agrees with it in number.
5. Indefinite pronouns require singular or plural verbs depending on the context
Indefinite pronouns, like "everyone," "someone," and "anyone," can be singular or plural depending on the context of the sentence. For example:
- - Everyone is here. (singular verb because "everyone" is singular)
- - Some of the students are here. (plural verb because "students" is plural)
- - Anyone can do it. (singular verb because "anyone" is singular)
- - All of the books were on the shelf. (plural verb because "books" is plural)
In each of these sentences, the verb agrees with the indefinite pronoun in number.
6. Collective nouns require singular or plural verbs depending on the context
Collective nouns, like "team," "family," and "government," can be singular or plural depending on the context of the sentence. For example:
- - The team is playing well. (singular verb because "team" is seen as a single unit)
- - The family are arguing among themselves. (plural verb because "family" is seen as a group of people)
- - The government has announced a new policy. (singular verb because "government" is seen as a single entity)
- - The government have been criticized for their handling of the situation. (plural verb because "government" is seen as a group of people)
In each of these sentences, the verb agrees with the collective noun in number.
7. Quantifiers require singular or plural verbs depending on the noun that follows
Quantifiers, like "a lot of," "most of," and "some of," require singular or plural verbs depending on the noun that follows. For example:
- - A lot of the food is gone. (singular verb because "food" is singular)
- - Most of the students are here. (plural verb because "students" is plural)
- - Some of the water is contaminated. (singular verb because "water" is singular)
- - Some of the books are on the shelf. (plural verb because "books" is plural)
In each of these sentences, the verb agrees with the noun that follows the quantifier in number.
By following these rules of subject-verb agreement, you can ensure that your writing and speaking in English is clear, effective, and grammatically correct.
Remember to pay attention to the number and person of your subjects and verbs, and make sure they agree with each other.
With practice, subject-verb agreement will become second nature, and you'll be able to write and speak in English with confidence.
All Rules:
Here is a formula for subject-verb agreement:
Rule No. 1
Singular subject + Singular verb
Plural subject + Plural verb
For example:
- The cat (singular subject) jumps (singular verb).
- The cats (plural subject) jump (plural verb).
Rule No. 2
Compound subject (connected by "and") + Plural verb
For example:
- The cat and the dog (compound subject) play (plural verb).
Rule No. 3
Singular subject + Singular verb
or
Plural subject + Plural verb
For example:
- Neither the cat nor the dog (singular subject) is (singular verb) hungry.
- Either the cat or the dogs (plural subject) are (plural verb) responsible.
Rule No. 4
Collective nouns (like "team," "group," and "family") can take either singular or plural verbs depending on the context.
For example:
- The team (collective noun) is (singular verb) practicing.
- The family (collective noun) are (plural verb) arguing among themselves.
Rule No. 5
Indefinite pronouns (like "everyone," "someone," and "anyone") always take singular verbs.
For example:
- Everyone (indefinite pronoun) is (singular verb) invited to the party.
Rule No. 6
When using "there" as the subject of the sentence, the verb agrees with the following noun.
For example:
- There (subject) are (plural verb) ten apples (noun) on the table.
Rule No. 7
Collective noun (with specific members) + Plural verb
For example:
- The team of players (collective noun with specific members) are (plural verb) practicing.
Rule No. 8
"one of" or "each of" + Singular verb (agreeing with the object of the preposition)
For example:
- Each of the cats (object of the preposition) is (singular verb) sleeping.
Rule No. 9
Quantifiers (like "a lot of" or "most of") + Singular or Plural verb (agreeing with the noun that follows the quantifier)
For example:
- A lot of the food (a noun that follows the quantifier) is (singular verb) gone.
Rule No. 10
Fraction or percentage + Singular verb
For example:
- One-third of the pie (fraction) is (singular verb) left.
Rule No. 11
"either...or" or "neither...nor" + Verb (agreeing with the noun closest to it)
For example:
- Neither the cat nor the dogs (noun closest to the verb) are (plural verb) responsible.
Rule No. 12
Gerund + Singular verb
For example:
- Running (gerund) is (singular verb) good exercise.
Rule No. 13
"Not only...but also" + Verb (agreeing with the subject closest to it)
For example:
- Not only the cat (subject closest to the verb) but also the dog likes to play. (singular verb)
Rule No. 14
Singular noun representing a group of people + Plural verb
For example:
- The committee (singular noun representing a group of people) are (plural verb) still discussing the issue.
Rule No. 15
Singular noun representing a pair of things + Singular verb
For example:
- The scissors (singular noun representing a pair of things) is (singular verb) on the table.
Rule No. 16
"many a" or "each" + Singular verb
For example:
- Many a student (subject) has (singular verb) passed the test.
Rule No. 17
"more than one" + Plural verb
For example:
- More than one cat (subject) is (plural verb) in the room.
Rule No. 18
Indefinite pronoun + Verb (agreeing with the noun that follows the pronoun)
For example:
- Some of the cats (noun that follows the pronoun) are (plural verb) sleeping.
Rule No. 19
Title or name representing a group of people + Singular verb
For example:
- The Beatles (title representing a group of people) is (singular verb) a famous band.
Rule No. 20
Singular noun representing a collection of things + Singular verb
For example:
- The collection of old stamps (singular noun representing a collection of things) is (singular verb) valuable.
Rule No. 21
"The number of" or "A number of" + Singular or plural verb (depending on the noun that follows)
For example:
- The number of cats (noun that follows) is (singular verb) increasing.
- A number of cats (noun that follows) are (plural verb) in the room.
Rule No. 22
Plural noun ending in "-ics" + Singular verb
For example:
- Politics (plural noun ending in "-ics") is (singular verb) a complex subject.