Subject-Verb Agreement | UPSSSC PET English Grammar

Detailed Brief Overview

Aspect	Key Details
Concept Name	Subject-Verb Agreement (कर्त्ता-क्रिया संगति / Syntax)
Core Definition	A verb in a sentence must agree with its subject in Number (Singular/Plural) and Person (1st, 2nd, 3rd Person).
Fundamental Formula	Singular Subject (SS) → Singular Verb (SV) \| Plural Subject (PS) → Plural Verb (PV)
Scope in UPSSSC PET	Core topic under General English syllabus; directly tested in Spotting Errors, Fill in the Blanks, and Sentence Improvement.
Primary Challenge	Identifying the real subject when separated from the verb by prepositional phrases, relative clauses, or compound conjunctions.
Singular Verbs List	is, was, has, does, V1+s/es (e.g., plays, writes, runs)
Plural Verbs List	are, were, have, do, V1 (base form) (e.g., play, write, run)
Verb vs Noun 'S' Rule	Adding 's/es' to a Noun makes it Plural (Boy → Boys), but adding 's/es' to a Verb makes it Singular (Play → Plays).
Weightage & Impact	Guaranteed 1–2 direct questions in UPSSSC PET English section; forms the basis of all grammatical error detection.

Core Rules & Detailed Explanations

Rule 1: Compound Subjects with 'AND' & The 'Single Unit' Exception

• General Rule: Two or more singular subjects joined by 'and' take a Plural Verb.

Exception 1 (Single Idea/Unit): If two nouns joined by 'and' express a single idea, form a pair/food combination, or refer to the same person/thing, use a Singular Verb.

Exception 2 (Single Person with One Article): If two singular nouns joined by 'and' are preceded by an article or possessive adjective before the first noun only, they refer to the same person → Singular Verb.

Trick/Formula: [Article + Noun1 + and + Noun2 = Singular Person = SV] vs [Article + Noun1 + and + Article + Noun2 = Two Persons = PV]

Example 1: Incorrect: Rahul and Rohit is going to Lucknow. | Correct: Rahul and Rohit are going to Lucknow. (Two distinct persons)

Example 2: Incorrect: Bread and butter are a wholesome breakfast. | Correct: Bread and butter is a wholesome breakfast. (Single meal unit)

Example 3: Incorrect: Slow and steady win the race. | Correct: Slow and steady wins the race. (Single idea)

Example 4: Incorrect: The Director and Producer have arrived. | Correct: The Director and Producer has arrived. (One person dual role - single article)

Example 5: Incorrect: The Director and the Producer has arrived. | Correct: The Director and the Producer have arrived. (Two separate individuals - two articles)

Rule 2: Correlative Conjunctions & The Proximity Principle (समीपस्थता का नियम)

• General Rule: When subjects are connected by 'Either...or', 'Neither...nor', 'Not only...but also', or 'Or', the verb agrees with the closest subject (nearest noun/pronoun).

Rule Mechanism: Ignore Subject 1; look only at Subject 2 (the noun right before the verb).

Mnemonic: "NEAREST NEIGHBOR RULE" → The verb matches the neighbor closest to it.

Example 1: Incorrect: Either Ramesh or his friends has stolen the purse. | Correct: Either Ramesh or his friends have stolen the purse. ('friends' is plural and closer to verb)

Example 2: Incorrect: Neither the students nor the teacher were present. | Correct: Neither the students nor the teacher was present. ('teacher' is singular)

Example 3: Incorrect: Not only the principal but also the teachers was protesting. | Correct: Not only the principal but also the teachers were protesting. ('teachers' is plural)

Example 4: Incorrect: Has Mohan or his brothers done this? | Correct: Have Mohan or his brothers done this? (In interrogative sentences, verb matches nearest subject 'Mohan' → wait, closest subject to verb 'Have' in front is 'Mohan', so Has Mohan or his brothers done this?)

Example 5: Incorrect: Neither you nor I are to be blamed. | Correct: Neither you nor I am to be blamed. (Verb matches 'I')

Rule 3: Intervening Phrases & Parenthetical Expressions (distractor Clause)

• General Rule: Words joined to a subject by 'as well as', 'along with', 'together with', 'with', 'in addition to', 'besides', 'accompanied by', 'like', 'unlike', 'including', 'headed by' do NOT alter the subject's number.

Core Principle: The verb agrees strictly with the FIRST SUBJECT. Ignore everything inside the prepositions/phrases.

Mnemonic: "IGNORE THE ATTACHMENT" → Subject 1 + [Connector + Subject 2] + Verb (matches Subject 1)

Example 1: Incorrect: The Captain along with his crew members were drowned. | Correct: The Captain along with his crew members was drowned. (Subject 1 = 'Captain' [Singular])

Example 2: Incorrect: The teacher as well as the students are going on a tour. | Correct: The teacher as well as the students is going on a tour. (Subject 1 = 'teacher')

Example 3: Incorrect: The chief with all his soldiers were killed in action. | Correct: The chief with all his soldiers was killed in action.

Example 4: Incorrect: You, besides your brother, has failed the test. | Correct: You, besides your brother, have failed the test. (Subject 1 = 'You')

Example 5: Incorrect: My books, in addition to my laptop, was stolen. | Correct: My books, in addition to my laptop, were stolen. (Subject 1 = 'books')

Rule 4: Indefinite Pronouns & Quantifiers (अनिश्चित सर्वनाम नियम)

• Always Singular Indefinite Pronouns: Each, Every, Everyone, Someone, Somebody, Anyone, Anybody, Nobody, No one, Either (of), Neither (of), One (of), Many a → Take SINGULAR VERB.

Always Plural Indefinite Pronouns: Both, Few, A few, Several, Many → Take PLURAL VERB.

Variable Indefinite Pronouns (SANAM Rule): Some, All, None, Any, Most → Singular if Uncountable Noun follows; Plural if Countable Plural Noun follows.

Mnemonic: "SANAM Rule" = Look at the noun after 'of'.

Example 1: Incorrect: Each of the boys have submitted their assignment. | Correct: Each of the boys has submitted his assignment. ('Each' = Singular Verb + Singular Possessive 'his')

Example 2: Incorrect: One of my friends are an engineer. | Correct: One of my friends is an engineer.

Example 3: Incorrect: Many a student have failed the PET examination. | Correct: Many a student has failed the PET examination. ('Many a' + Singular Noun + Singular Verb)

Example 4: Incorrect: Some of the water were spilled on the floor. | Correct: Some of the water was spilled on the floor. (Water = Uncountable → SV)

Example 5: Incorrect: Some of the books was damaged. | Correct: Some of the books were damaged. (Books = Plural Countable → PV)

Rule 5: Collective Nouns, Quantities, and Nouns Ending in 'S'

• Collective Nouns (Committee, Jury, Team, Class, Audience, Family): Take Singular Verb when acting as a single unified body; take Plural Verb when members act individually or are divided.

Amounts / Distance / Time / Weights: Expressing a single lump sum or total quantity takes a Singular Verb.

Plural Form - Singular Meaning Nouns: News, Physics, Mathematics, Economics, Politics, Ethics, Measles, Rickets, Billiards, Series, Innings → Take SINGULAR VERB.

Mnemonic: "UNITED = SINGULAR | DIVIDED = PLURAL"

Example 1: Incorrect: The Jury were unanimous in its decision. | Correct: The Jury was unanimous in its decision. (Unified body)

Example 2: Incorrect: The Jury was divided in their opinions. | Correct: The Jury were divided in their opinions. (Divided individuals)

Example 3: Incorrect: Ten miles are a long distance to walk. | Correct: Ten miles is a long distance to walk. (Single unit of distance)

Example 4: Incorrect: Mathematics are a difficult subject for many. | Correct: Mathematics is a difficult subject for many.

Example 5: Incorrect: Fifty thousand rupees were spent on a single watch. | Correct: Fifty thousand rupees was spent on a single watch. (Lump sum)

Comprehensive Rule & Classification Tables

Grammatical Category	Rule Condition & Structure Formula	Correct vs Incorrect Usage Examples
'A number of' vs 'The number of'	A number of + Plural Noun + Plural Verb The number of + Plural Noun + Singular Verb	• Incorrect: A number of students is absent today. • Correct: A number of students are absent today. • Correct: The number of students in the class is 50.
Relative Pronoun Antecedent Rule	Noun + Who / Which / That + Verb Verb must agree with the Noun (Antecedent) placed immediately BEFORE the relative pronoun.	• Incorrect: It is I who is responsible for this error. • Correct: It is I who am responsible for this error. (Antecedent = 'I') • Correct: He is one of those men who always help others.
Uncountable Nouns (अगणनीय संज्ञाएँ)	Furniture, Advice, Information, Luggage, Baggage, Hair, Knowledge, Scenery, Poetry, Work, Equipment → Always Singular Verb	• Incorrect: The sceneries of Kashmir are breathtaking. • Correct: The scenery of Kashmir is breathtaking. • Incorrect: All his informations were false. • Correct: All his information was false.
Plural Pair Nouns	Scissors, Trousers, Pants, Spectacles, Pliers, Shorts, Binoculars → Plural Verb If preceded by 'A pair of' → Singular Verb	• Incorrect: My spectacles is broken. • Correct: My spectacles are broken. • Correct: A pair of spectacles has been purchased.
Fractions and Percentages	Fraction/Percentage + Uncountable Noun → Singular Verb Fraction/Percentage + Plural Countable Noun → Plural Verb	• Correct: Two-thirds of the work is completed. • Correct: Two-thirds of the students have passed.
Hypothetical / Unreal Conditions	If / Wish / As if / As though + Subject + WERE (Regardess of whether the subject is singular or plural)	• Incorrect: If I was the Chief Minister, I would help you. • Correct: If I were the Chief Minister, I would help you. • Correct: He talks as if he were my boss.
'More than' Formulations	1. More than one + Singular Noun → Singular Verb 2. More than two/three → Plural Verb 3. More + Plural Noun + than one → Plural Verb	• Correct: More than one boy was absent. • Correct: More than two boys were absent. • Correct: More boys than one were absent.
Cardinal & Nominal Titles	Names of Books, Movies, Novels, Countries, Organizations ending in 'S' → Singular Verb	• Incorrect: 'Gulliver's Travels' are an interesting book. • Correct: 'Gulliver's Travels' is an interesting book. • Correct: The United States has a strong economy.

Tricks & Shortcuts to Remember

Shortcut 1: 'FIRST SUBJECT PRIMACY' (The Attachment Rule):
When you see connecting phrases like as well as, along with, together with, with, in addition to, besides, except, like, accompanied by, draw a bracket around everything from the connector to the verb. Match the verb strictly with the FIRST SUBJECT. Example: The King [along with his soldiers] was present.
Shortcut 2: 'A NUMBER' vs 'THE NUMBER' Code:
Remember A = A Lot = Plural (A number of = Plural Verb). Remember THE = Specific Singular Total (The number of = Singular Verb). Example: A number of workers have struck work | The number of workers is fixed.
Shortcut 3: THE 'MANY A' SINGULAR TRAP:
Many takes a Plural Noun + Plural Verb (Many students have passed). But Many + a/an MUST take a Singular Noun + Singular Verb (Many a student HAS passed). Never put a plural noun after 'Many a'.
Shortcut 4: THE 'SANAM' FRACTION FORMULA:
For Some, All, None, Any, Most or Fractions/Percentages: Look at the Noun AFTER 'of'. Noun is Uncountable → Singular Verb (30% of the water IS polluted). Noun is Plural Countable → Plural Verb (30% of the students ARE present).
Shortcut 5: UNREAL WISH = ALWAYS 'WERE':
In imaginary, hypothetical, or conditional sentences starting with If, I wish, Would that, As though, completely abandon 'was'. Always use WERE regardless of whether the subject is I, He, She, It, or They. Example: I wish I WERE a king (NOT 'was').
Shortcut 6: THE 'PAIR OF' SWITCH:
Tools/Garments with two identical parts (Scissors, Trousers, Spectacles, Goggles) are always Plural and take a Plural Verb. BUT, the moment the phrase 'A pair of' is added before them, the subject becomes 'pair' (singular) → Singular Verb. Example: Scissors ARE sharp vs A pair of scissors IS on the table.

Common Mistakes to Avoid

Error 1: Error of Proximity (समीपवर्ती संज्ञा का भ्रम):
Mistaking the noun immediately preceding the verb for the actual subject. Incorrect: The quality of these mangoes are not good. Correct: The quality of these mangoes is not good. (Real Subject = 'Quality', not 'mangoes').
Error 2: Plural Verb with 'Each of' / 'One of' / 'Neither of':
Candidates see a plural noun after 'of' and erroneously use a plural verb. Incorrect: Each of the candidates have cleared the written exam. Correct: Each of the candidates has cleared the written exam. ('Each' is the singular subject).
Error 3: Adding 's/es' to Uncountable Nouns to Make Them Plural:
Nouns like Scenery, Furniture, Advice, Luggage, Information, Hair do NOT have plural forms. Incorrect: The furnitures were sold. Correct: The furniture was sold.
Error 4: Using Singular Verb with 'A Number of':
Candidates assume 'A' means singular and select a singular verb. Incorrect: A number of issues was raised. Correct: A number of issues were raised.
Error 5: Misinterpreting Subject in Relative Clauses ('One of the... who'):
In sentences like 'He is one of the men who work here', the relative pronoun 'who' refers to 'men' (plural), NOT 'one'. Incorrect: He is one of those boys who plays cricket. Correct: He is one of those boys who play cricket.
Error 6: Using Plural Verbs for Academic Subjects and Diseases ending in 'S':
Treating words like Physics, Mathematics, News, Diabetes, Measles as plural. Incorrect: Physics are my favorite subject. Correct: Physics is my favorite subject.

Point-wise Detailed Summary

Core Rule:
Singular subjects require singular verbs (is, was, has, V1+s/es); plural subjects require plural verbs (are, were, have, V1).
Compound Subjects ('And'):
Two subjects joined by 'and' take a Plural Verb, unless they represent a single unit, meal, or identical person.
Correlative Conjunctions:
With Either...or / Neither...nor / Not only...but also, the verb agrees with the closest noun.
Additive Connectors:
Phrases like as well as, along with, together with, with, in addition to do NOT alter the subject; match the verb to the first subject.
Indefinite Pronouns:
Each, Every, Either, Neither, Everyone, Nobody, One strictly take Singular Verbs.
'A Number of' vs 'The Number of':
'A number of' takes a Plural Verb; 'The number of' takes a Singular Verb.
'Many A' Rule:
'Many a' is followed by a Singular Noun and a Singular Verb.
Collective Nouns:
Collective nouns take Singular Verb when acting as a unit, and Plural Verb when divided or acting individually.
Uncountable Nouns:
Nouns like furniture, advice, information, luggage, scenery always take Singular Verbs.
Pair Nouns:
Scissors, trousers, spectacles take Plural Verbs, but 'A pair of...' takes a Singular Verb.
Hypothetical Sentences:
Unreal conditions starting with 'If' / 'I wish' always take 'WERE' regardless of the subject.
Relative Pronouns:
The verb after Who / Which / That must agree with the antecedent noun placed directly before it.

UPSC Notes & InsightsUPSC नोट्स और अंतर्दृष्टि

UPSSSC PET Exam Strategy: In Spotting Error questions, always locate the main action verb first, put a finger on it, and ask 'WHO or WHAT is doing this action?' to find the true subject. Ignore all prepositional phrases sandwiched in between.

Common MCQ Trap: Examiners often place a plural noun right before the verb (e.g., 'The box of chocolates are missing') to trick candidates into choosing a plural verb. Always trace back to the head noun ('box').

Rule of One: Pay special attention to 'One of the + Plural Noun'. While 'One of the students is coming' takes a singular verb, 'One of the students who have passed' takes a plural verb because of the relative pronoun 'who'.

Possessive & Article Trap: 'The Manager and Accountant has come' (One person, single 'The') vs 'The Manager and the Accountant have come' (Two persons, two 'The's). Count the articles!

Key Takeawaysमुख्य बातें

Singular Subject takes Singular Verb (V1+s/es); Plural Subject takes Plural Verb (V1).
'As well as', 'along with', and 'together with' agree strictly with the FIRST subject.
'Either...or' and 'Neither...nor' agree with the NEAREST subject.
'Each', 'Every', 'Either', 'Neither', and 'Many a' ALWAYS take a Singular Verb.
'A number of' = Plural Verb; 'The number of' = Singular Verb.
Uncountable nouns (Information, Scenery, Advice, Furniture) ALWAYS take a Singular Verb.
Imaginary/Conditional statements (If, I wish) ALWAYS use 'WERE'.

Subject-Verb Agreementकर्त्ता-क्रिया संगति (Subject-Verb Agreement)

Detailed Brief Overview

Core Rules & Detailed Explanations

Rule 1: Compound Subjects with 'AND' & The 'Single Unit' Exception

Rule 2: Correlative Conjunctions & The Proximity Principle (समीपस्थता का नियम)

Rule 3: Intervening Phrases & Parenthetical Expressions (distractor Clause)

Rule 4: Indefinite Pronouns & Quantifiers (अनिश्चित सर्वनाम नियम)

Rule 5: Collective Nouns, Quantities, and Nouns Ending in 'S'

Comprehensive Rule & Classification Tables

Tricks & Shortcuts to Remember

Common Mistakes to Avoid

Point-wise Detailed Summary

UPSC Notes & InsightsUPSC नोट्स और अंतर्दृष्टि

Key Takeawaysमुख्य बातें