Subject-Verb Agreement: The Complete Guide with Rules, Examples, Exceptions & Exercises
Subject-Verb Agreement is one of the most fundamental grammar rules in English. Every complete sentence contains a subject and a verb, and these two elements must agree with each other in number and person. If the subject is singular, the verb must also be singular. If the subject is plural, the verb must also be plural.
Whether you're writing essays, preparing for IELTS, TOEFL, Cambridge English exams, academic assignments, business emails, or simply improving your English speaking skills, mastering subject-verb agreement is essential for writing grammatically correct and professional sentences.
What is Subject-Verb Agreement?
Subject-Verb Agreement refers to the grammatical rule that the verb in a sentence must match its subject in both number (singular or plural) and sometimes person (first, second, or third person).
In simple words, a singular subject takes a singular verb, while a plural subject takes a plural verb.
Basic Formula
Subject + Correct Verb + Object
Basic Rule of Subject-Verb Agreement
The most important rule is very simple:
Singular Subject
A singular subject takes a singular verb.
✔ Ali plays cricket.
✔ She writes beautifully.
✔ The boy runs fast.
Plural Subject
A plural subject takes a plural verb.
✔ They play cricket.
✔ We write every day.
✔ The boys run fast.
Understanding Subjects and Verbs
Before learning agreement rules, you must first understand what a subject and a verb are.
Subject
The subject tells us who or what performs the action in a sentence.
Examples:
- Ali studies English.
- The teacher explains grammar.
- Students learn quickly.
Verb
A verb expresses an action, occurrence, or state of being.
Examples:
- plays
- runs
- studies
- is
- have
Why is Subject-Verb Agreement Important?
Incorrect subject-verb agreement makes writing sound awkward, unprofessional, and grammatically incorrect. Correct agreement improves clarity, readability, and communication.
Quick Tip
Many learners think that adding "s" always makes a verb plural. However, in the simple present tense, the opposite is true. Singular subjects usually take verbs ending in -s, while plural subjects use the base form of the verb.
| Subject | Correct Verb |
|---|---|
| He | plays |
| She | writes |
| They | play |
| We | write |
Essential Rules of Subject-Verb Agreement
Now that you understand the basic concept of subject-verb agreement, it is time to learn the most important grammar rules. These rules form the foundation of English sentence structure and appear frequently in school examinations, IELTS, TOEFL, Cambridge English tests, competitive exams, and everyday communication.
Every English learner should master these rules before moving on to advanced grammar topics.
Rule 1: Singular Subjects Take Singular Verbs
Whenever the subject refers to one person, one place, one thing, or one idea, the verb must also be singular.
Correct Examples
- ✔ The boy plays football.
- ✔ Sara studies every evening.
- ✔ My father works in a bank.
- ✔ The teacher explains grammar well.
- ✔ A cat drinks milk.
Incorrect Examples
- ✖ The boy play football.
- ✖ Sara study every evening.
- ✖ My father work in a bank.
- ✖ The teacher explain grammar.
- ✖ A cat drink milk.
Rule 2: Plural Subjects Take Plural Verbs
When the subject refers to more than one person, place, animal, or thing, use the plural form of the verb.
Correct Examples
- ✔ The boys play football.
- ✔ Students study hard.
- ✔ Dogs bark loudly.
- ✔ Birds fly high.
- ✔ Teachers work together.
Wrong Examples
- ✖ The boys plays football.
- ✖ Students studies hard.
- ✖ Dogs barks loudly.
- ✖ Birds flies high.
- ✖ Teachers works together.
Rule 3: Third Person Singular Adds -S or -ES
In the simple present tense, verbs take -s or -es when the subject is third-person singular.
| Subject | Verb | Sentence |
|---|---|---|
| He | plays | He plays football. |
| She | teaches | She teaches English. |
| It | rains | It rains every afternoon. |
Rule 4: Agreement with "Be" Verbs
The verb to be changes depending on the subject and the tense.
| Subject | Present | Past |
|---|---|---|
| I | am | was |
| He / She / It | is | was |
| You / We / They | are | were |
Remember These Four Basic Rules
- Singular subjects always take singular verbs.
- Plural subjects always take plural verbs.
- Third-person singular verbs usually end in -s or -es in the simple present tense.
- The verb be changes according to both the subject and the tense.
Advanced Subject-Verb Agreement Rules
After learning the basic rules of subject-verb agreement, it is important to understand advanced situations that often confuse English learners. Many examination questions in IELTS, TOEFL, Cambridge English, CSS, PMS, and school grammar tests are based on these special rules rather than the basic singular and plural patterns.
These rules will help you avoid common grammatical mistakes and write English more naturally and accurately.
Rule 5: Subjects Joined by "And"
When two or more singular subjects are joined by and, they usually form a plural subject. Therefore, a plural verb is used.
Correct Examples
- ✔ Ali and Ahmed are friends.
- ✔ Tea and coffee are available.
- ✔ My brother and sister study together.
- ✔ Tom and Jerry are famous cartoon characters.
- ✔ Reading and writing improve communication skills.
Incorrect Examples
- ✖ Ali and Ahmed is friends.
- ✖ Tea and coffee is available.
- ✖ My brother and sister studies together.
Exception: One Person or One Thing
Sometimes two nouns joined by and refer to the same person or the same thing. In this case, the subject is considered singular.
- ✔ Bread and butter is my favorite breakfast.
- ✔ Rice and curry is served every afternoon.
- ✔ The owner and manager has arrived.
Rule 7: Subjects Joined by "Or", "Nor", "Either...Or", "Neither...Nor"
When subjects are connected by or, nor, either...or, or neither...nor, the verb agrees with the subject closest to it.
✔ Ali or Ahmed is coming.
✔ Ahmed or his friends are coming.
✔ Neither the students nor the teacher is absent.
✔ Neither the teacher nor the students are absent.
Rule 8: Indefinite Pronouns
Certain indefinite pronouns are always singular even though they may seem to refer to more than one person.
| Singular Pronouns | Example |
|---|---|
| Everyone | Everyone is ready. |
| Everybody | Everybody enjoys music. |
| Someone | Someone has called you. |
| Nobody | Nobody knows the answer. |
| Everybody | Everybody wants success. |
Rule 9: Each, Every, Either & Neither
These words always take singular verbs because they refer to one person or one thing at a time.
- ✔ Each student has a notebook.
- ✔ Every player is ready.
- ✔ Either answer is correct.
- ✔ Neither option seems suitable.
- ✔ Every house has electricity.
- ✖ Each student have a notebook.
- ✖ Every player are ready.
- ✖ Neither option are suitable.
Rule 10: Collective Nouns
Collective nouns refer to a group of people, animals, or things. Whether they take a singular or plural verb depends on whether the group is acting as one unit or as individual members.
| Collective Noun | Singular Example |
|---|---|
| Team | The team is winning. |
| Family | My family lives in Lahore. |
| Committee | The committee has decided. |
| Jury | The jury has reached a decision. |
Special Cases and Exceptions in Subject-Verb Agreement
After learning the basic and advanced rules, it's time to study the special cases that often confuse English learners. These exceptions frequently appear in competitive exams, IELTS, TOEFL, Cambridge English tests, and academic writing.
Understanding these exceptions will help you avoid common grammar mistakes and improve your writing accuracy.
Rule 11: Uncountable Nouns Always Take Singular Verbs
Uncountable nouns represent things that cannot normally be counted individually. They always take singular verbs even though they may refer to a large quantity.
| Uncountable Noun | Correct Sentence |
|---|---|
| Information | The information is correct. |
| Furniture | The furniture looks new. |
| Advice | His advice was helpful. |
| Equipment | The equipment is expensive. |
| Knowledge | Knowledge is power. |
Rule 12: Titles of Books, Movies and Newspapers
Even if a title appears plural, it is treated as one complete title and therefore takes a singular verb.
Rule 13: Amounts of Money, Time and Distance
When an amount of money, a period of time, or a measurement is considered as one unit, it takes a singular verb.
Money
- ✔ Ten dollars is enough.
- ✔ Five thousand rupees was spent.
Time & Distance
- ✔ Five years is a long time.
- ✔ Ten kilometers is not far.
- ✔ Two hours is enough.
Rule 14: Fractions and Percentages
Fractions and percentages follow the noun that comes after of.
| Sentence | Reason |
|---|---|
| Fifty percent of the cake is gone. | Cake is singular. |
| Fifty percent of the students are absent. | Students is plural. |
| One-third of the water is polluted. | Water is singular. |
Rule 15: There Is / There Are
In sentences beginning with there, the verb agrees with the real subject that follows it.
Common Subject-Verb Agreement Mistakes
❌ Incorrect
The list of books are on the desk.
✔ The list of books is on the desk.
❌ Incorrect
Everyone have completed the assignment.
✔ Everyone has completed the assignment.
❌ Incorrect
Neither of the boys are absent.
✔ Neither of the boys is absent.
❌ Incorrect
There is many cars outside.
✔ There are many cars outside.
Practice Exercises: Subject-Verb Agreement
The best way to master subject-verb agreement is through consistent practice. Complete the following exercises before checking the answers. These questions are similar to those found in IELTS, TOEFL, Cambridge English, CSS, PMS, school, and college examinations.
Exercise 1: Choose the Correct Verb
- She ______ English every day. (study / studies)
- The students ______ in the library. (is / are)
- Everyone ______ ready for the exam. (is / are)
- Ali and Ahmed ______ cricket together. (play / plays)
- Neither of the boys ______ present today. (is / are)
- The news ______ surprising. (is / are)
- Five kilometers ______ a long distance to walk. (is / are)
- There ______ many books on the shelf. (is / are)
- Each student ______ a notebook. (has / have)
- My family ______ planning a vacation. (is / are)
Exercise 2: Correct the Errors
- The list of names are on the table.
- Each players have a uniform.
- Everyone know the answer.
- There is many cars outside.
- Neither the teacher nor the students is absent.
- My brother and sister studies together.
- The furniture are expensive.
- Ten dollars are enough.
- The committee have made its decision.
- One of the students have won the prize.
Multiple Choice Questions (MCQs)
1. Everybody ______ welcome.
- A. are
- B. were
- C. is
- D. have
2. Either Ali or his brothers ______ coming.
- A. is
- B. are
- C. was
- D. has
3. The news ______ very interesting.
- A. are
- B. is
- C. have
- D. were
4. Each of the books ______ useful.
- A. are
- B. is
- C. have
- D. were
5. Bread and butter ______ my favorite breakfast.
- A. is
- B. are
- C. were
- D. have
Answer Key
Exercise 1
- studies
- are
- is
- play
- is
- is
- is
- are
- has
- is
Exercise 2 (Corrections)
- The list of names is on the table.
- Each player has a uniform.
- Everyone knows the answer.
- There are many cars outside.
- Neither the teacher nor the students are absent.
- My brother and sister study together.
- The furniture is expensive.
- Ten dollars is enough.
- The committee has made its decision.
- One of the students has won the prize.
Quick Revision Cheat Sheet
| Grammar Rule | Correct Verb |
|---|---|
| Singular Subject | Singular Verb |
| Plural Subject | Plural Verb |
| Everyone / Everybody | Singular Verb |
| Each / Every | Singular Verb |
| Or / Nor | Nearest Subject |
| And | Usually Plural Verb |
| Collective Nouns | Usually Singular |
| Uncountable Nouns | Singular Verb |
IELTS, TOEFL & Exam Tips
Frequently Asked Questions (FAQs)
1. What is Subject-Verb Agreement?
Subject-verb agreement is the grammar rule stating that the verb must agree with its subject in number (singular or plural) and, in some cases, person.
2. Why is Subject-Verb Agreement important?
It helps you write clear, grammatically correct English and is tested in many English proficiency exams.
3. Which words commonly cause mistakes?
Words such as everyone, each, either, neither, and collective nouns often confuse learners.
4. Does "and" always take a plural verb?
Usually yes. However, when two nouns joined by and refer to one person or one idea (for example, bread and butter), a singular verb is used.
Conclusion
Subject-verb agreement is one of the most important foundations of English grammar. Every correct English sentence depends on choosing a verb that matches its subject in number and person. Although the basic rule is simple—singular subjects take singular verbs and plural subjects take plural verbs—many special cases require careful attention, including collective nouns, indefinite pronouns, compound subjects, and expressions involving fractions, percentages, measurements, and uncountable nouns.
In this complete guide, you have learned the essential rules, advanced grammar concepts, common exceptions, real-life examples, practice exercises, exam tips, and frequently asked questions. By reviewing these rules regularly and practicing them in speaking and writing, you will improve your grammatical accuracy, communicate more confidently, and perform better in academic and professional English.
Key Takeaways
- ✔ Match singular subjects with singular verbs.
- ✔ Match plural subjects with plural verbs.
- ✔ Learn the special rules for compound subjects.
- ✔ Memorize indefinite pronouns that always take singular verbs.
- ✔ Practice subject-verb agreement daily using reading and writing exercises.
- ✔ Review common mistakes before examinations.