In short: A question tag is a short grammatical structure added to the end of a statement, consisting of an auxiliary verb and a personal pronoun. A positive statement takes a negative tag, while a negative statement takes a positive tag. Speakers use question tags to verify information or seek agreement from the listener.
When speaking with friends or checking a detail with a teacher, we often attach a tiny two-word question to the end of a sentence: 'The library is open today, isn't it?' or 'You brought your notes, didn't you?' That small tail is called a question tag. It turns a plain remark into a polite invitation to confirm a fact or keep conversation moving naturally.
In CBSE, ICSE and IGCSE examinations, question tags frequently appear in grammar transformation and editing sections. While the fundamental pattern is simple, examiners test irregular forms, imperative requests, semi-negative adverbs and shifted pronouns. This guide explains every rule clearly, provides reference tables and highlights the exact pitfalls students face in school tests.
The core anatomy of a question tag
A question tag is a mini-clause attached to the end of a declarative statement. In everyday spoken and written English, question tags help speakers check facts or seek agreement without asking long, formal questions. Instead of pausing to say 'Do you agree that the room is warm?', we say, 'The room is warm, isn't it?' The tag turns an assertion into a dialogue while keeping speech fluent.
Every standard question tag follows a strict structural framework consisting of two words: an auxiliary or modal verb that corresponds to the predicate of the main clause, and a personal pronoun representing the subject. A comma must always separate the main clause from the tag, and the sentence ends with a question mark. Negative tags in modern English must always be contracted with 'n't'. Full forms such as 'is not it?' sound awkward and lose marks in school assessments.
- A comma must separate the main clause from the question tag.
- The tag contains an auxiliary verb followed by a personal pronoun.
- Negative tags must always be written as contracted forms with 'n't'.
- The sentence terminates with a question mark.
| Subject in statement | Pronoun in tag | Example sentence | Correct tag |
|---|---|---|---|
| Singular male person (Aarav) | he | Aarav solved the geometry problem | didn't he? |
| Singular female person (Divya) | she | Divya practises the sitar every evening | doesn't she? |
| Inanimate object (The school bus) | it | The school bus has departed | hasn't it? |
| Plural persons or objects (The players) | they | The players were tired after practice | weren't they? |
| Introductory dummy subject 'there' | there | There was sufficient milk in the jug | wasn't there? |
The golden rule of polarity and auxiliary verbs
The central foundation of question tags is the rule of polarity, often referred to as the opposite-charge rule. When the main statement is positive, the tag must be negative. When the main statement is negative, the tag must be positive. This contrast creates the conversational tension that prompts the listener to confirm or deny the statement.
To construct the tag correctly, identify the auxiliary verb already present in the main sentence. Auxiliary verbs include forms of 'be' (am, is, are, was, were), helping forms of 'have' (has, have, had), and modal verbs (can, could, will, would, shall, should, must, might). If an auxiliary verb exists in the main clause, repeat that same verb in the tag with reversed polarity. When a sentence contains more than one auxiliary verb, only the first auxiliary verb moves into the tag.
- Positive statement requires a negative tag: 'The experiment was successful, wasn't it?'
- Negative statement requires a positive tag: 'The teacher was not angry, was she?'
- Sentence with multiple auxiliaries: 'They have been waiting since noon, haven't they?' (only the first auxiliary moves to the tag).
| Clause type | Polarity rule | Example sentence | Correct tag |
|---|---|---|---|
| Positive with 'be' | Negative tag using 'be' | The library is quiet today | isn't it? |
| Negative with 'be' | Positive tag using 'be' | The test papers were not difficult | were they? |
| Positive with modal verb | Negative tag with modal | Karan can play chess well | can't he? |
| Negative with modal verb | Positive tag with modal | We should not waste clean water | should we? |
| Positive with present perfect | Negative tag with 'have' | Neha has finished her project | hasn't she? |
| Negative with past perfect | Positive tag with 'have' | The train had not arrived | had it? |
Sentences without an auxiliary verb and the do-support rule
A frequent challenge for secondary school students occurs when a sentence contains only a simple main verb without any helping verb. In a sentence such as 'Rohit walks to school', there is no visible auxiliary verb like 'is' or 'has'. Students who are unaware of grammatical rules sometimes construct incorrect tags like 'walksn't he?'. A full lexical verb can never appear in a question tag.
Whenever a sentence lacks an auxiliary verb, English grammar requires do-support. You must introduce the correct form of the auxiliary verb 'do' based on the tense of the sentence and the grammatical person of the subject. In the simple present tense, choose 'does' or 'doesn't' for third-person singular subjects, and 'do' or 'don't' for all other subjects. In the simple past tense, use 'did' or 'didn't' for every subject regardless of person or number.
- Simple present with third-person singular (he, she, it): use 'does' or 'doesn't'.
- Simple present with other subjects (I, we, you, they): use 'do' or 'don't'.
- Simple past with all subjects: use 'did' or 'didn't'.
| Tense and subject | Main verb form | Example sentence | Correct tag |
|---|---|---|---|
| Present simple (third-person singular) | draws (base + s) | Sneha draws landscapes accurately | doesn't she? |
| Present simple (plural subject) | practise (base form) | The athletes practise before sunrise | don't they? |
| Present simple (first-person singular) | read (base form) | I read historical novels often | don't I? |
| Past simple (regular verb) | planted (past form) | The students planted five trees | didn't they? |
| Past simple (irregular verb) | wrote (past form) | Varun wrote a fine essay | didn't he? |
Irregular tags for 'I am', imperatives and suggestions
English grammar contains several irregular constructions where standard usage departs from strict grammatical symmetry. School examiners frequently test these exceptions because candidates who rely solely on mechanical rules tend to make predictable mistakes.
The most famous irregularity concerns the first-person singular construction 'I am'. While logic might suggest 'amn't I?', this form does not exist in standard modern British English. The universally accepted question tag in school examinations is 'aren't I?'. When the statement is negative ('I am not late'), the irregularity disappears and the standard tag 'am I?' is used. In formal prose, 'am I not?' is grammatically acceptable, but 'aren't I?' is the standard form expected in classroom tests.
Imperative sentences and proposals also carry specialised question tags. For suggestions beginning with 'Let's' (meaning 'let us' when suggesting a shared activity), the standard question tag is always 'shall we?'. For commands and instructions addressed to 'you', the tag is typically 'will you?' or 'won't you?'. Negative commands beginning with 'Don't' always take 'will you?'.
- Affirmative 'I am' takes the irregular tag 'aren't I?'.
- Negative 'I am not' takes the regular tag 'am I?'.
- Shared suggestions beginning with 'Let's' take 'shall we?'.
- Polite commands and requests take 'will you?' or 'won't you?'.
- Negative imperatives ('Don't...') take 'will you?'.
| Sentence structure | Communicative function | Example sentence | Correct tag |
|---|---|---|---|
| First-person positive ('I am') | Self-confirmation | I am on the debate team | aren't I? |
| First-person negative ('I am not') | Checking negation | I am not in your way | am I? |
| Shared suggestion ('Let's') | Joint proposal | Let's review the poem together | shall we? |
| Polite request or command | Instruction to listener | Shut the laboratory door quietly | will you? |
| Negative imperative | Prohibition to listener | Don't touch the chemical flask | will you? |
| Warm invitation or offer | Friendly urging | Have a cup of warm tea | won't you? |
Hidden negatives and indefinite pronouns
A frequent source of lost marks in English language papers involves sentences that contain hidden negatives. A sentence can be negative in meaning without containing the overt word 'not'. When a clause contains a negative or restrictive adverb, it functions as a negative statement. According to the polarity rule, the question tag must therefore be positive.
Adverbs that create negative meaning include 'seldom', 'rarely', 'hardly', 'scarcely', 'barely' and 'never'. If you see a sentence such as 'Kavita rarely misses school', you must recognise that 'rarely' negates the clause. The correct question tag is positive: 'does she?'. Writing 'doesn't she?' is a serious error.
Subject pronouns also require careful attention when dealing with indefinite pronouns. Words referring to persons, such as 'everyone', 'everybody', 'someone', 'somebody', 'no one' and 'nobody', are singular in the main clause. However, English grammar converts these subjects into the plural pronoun 'they' in the question tag, requiring a plural verb. For example, 'Everyone was present' takes 'weren't they?'. In contrast, indefinite pronouns referring to things ('everything', 'nothing') take the singular pronoun 'it'.
- Words like 'hardly', 'scarcely', 'barely', 'rarely', 'seldom' and 'never' require positive tags.
- Indefinite pronouns for people ('everyone', 'nobody') take the tag pronoun 'they' and plural verb agreement.
- If the subject itself is negative ('nobody', 'no one'), the question tag must be positive.
- Indefinite pronouns for objects ('everything', 'nothing') take the singular tag pronoun 'it'.
| Grammatical feature | Rule to apply | Example sentence | Correct tag |
|---|---|---|---|
| Semi-negative adverb ('seldom') | Treat clause as negative | Grandfather seldom takes an afternoon nap | does he? |
| Restrictive adverb ('barely') | Treat clause as negative | The bus barely stopped at the junction | did it? |
| Negative person pronoun ('nobody') | Negative meaning plus 'they' | Nobody answered the ringing telephone | did they? |
| Positive person pronoun ('everyone') | Positive meaning plus 'they' | Everyone submitted the history assignment | didn't they? |
| Negative object pronoun ('nothing') | Negative meaning plus 'it' | Nothing went wrong during the concert | did it? |
| Positive object pronoun ('everything') | Positive meaning plus 'it' | Everything looks clean and tidy | doesn't it? |
Modal auxiliaries, marginal verbs and intonation
Modal auxiliary verbs express necessity, obligation, permission and ability. Most core modals, such as 'can', 'could', 'should', 'would', 'will' and 'must', repeat directly in the question tag with opposite polarity. For instance, 'You should speak softly, shouldn't you?' and 'They cannot leave early, can they?' follow standard auxiliary inversion.
However, marginal verbs and expressions of obligation require close attention. The construction 'used to' indicates a discontinued past habit. In standard school grammar, 'used to' forms its tag with the auxiliary 'did', giving 'He used to live in Jaipur, didn't he?'. Similarly, when 'have' expresses obligation ('have to'), it functions as a lexical verb and takes do-support: 'We have to submit the form, don't we?', rather than 'haven't we?'.
Finally, consider how intonation affects meaning in spoken dialogue. A falling pitch on the tag indicates that the speaker is certain and simply expects agreement. A rising pitch indicates that the speaker is uncertain and is asking a genuine question. In written examinations, both forms use identical punctuation: a preceding comma and a concluding question mark.
- Core modals ('can', 'should', 'could', 'must') repeat directly in the tag.
- 'Used to' forms its question tag with 'did' or 'didn't'.
- Obligation with 'have to' requires do-support ('don't you?').
- Falling intonation invites agreement, while rising intonation seeks genuine confirmation.
| Verb or construction | Grammatical behaviour | Example sentence | Correct tag |
|---|---|---|---|
| Modal 'should' | Direct repetition with opposite polarity | Students should check their calculations | shouldn't they? |
| Modal 'must' | Direct repetition with opposite polarity | We must respect the school guidelines | mustn't we? |
| Habitual past 'used to' | Forms tag using 'did' | Tarun used to play badminton | didn't he? |
| Obligation 'have to' | Requires do-support | You have to wear your blazer on Mondays | don't you? |
| Obligation 'has to' | Requires do-support with 'does' | Simran has to catch the morning train | doesn't she? |
| Modal 'need not' | Direct repetition as positive modal | You need not pay for the extra handout | need you? |
Common mistakes
| Wrong | Right | Why |
|---|---|---|
| I am late for the assembly, amn't I? | I am late for the assembly, aren't I? | In standard British English, 'amn't I' is non-standard. The standard negative question tag for 'I am' in school grammar tests is 'aren't I'. |
| Rohit rarely watches television, doesn't he? | Rohit rarely watches television, does he? | The adverb 'rarely' makes the statement negative. Under the polarity rule, a negative statement must take a positive question tag. |
| Everyone completed the assignment, didn't he? | Everyone completed the assignment, didn't they? | Indefinite pronouns for people ('everyone', 'somebody') take the plural pronoun 'they' in the tag, which requires plural verb agreement. |
| You have to wear a helmet, haven't you? | You have to wear a helmet, don't you? | 'Have to' expresses obligation and functions as a lexical verb rather than an auxiliary verb. It forms its tag using do-support: 'don't you'. |
| Close the classroom door, shall you? | Close the classroom door, will you? | Imperative sentences take 'will you' or 'won't you'. The question tag 'shall we' is reserved exclusively for suggestions beginning with 'Let's'. |
| There is some tea left in the kettle, isn't it? | There is some tea left in the kettle, isn't there? | When a sentence begins with introductory dummy 'there', the question tag must repeat 'there' as the subject pronoun rather than replacing it with 'it'. |
Exam tips
- Scan the sentence for stealth negatives: Always check for words like 'hardly', 'barely', 'scarcely', 'rarely', 'seldom' and 'never', which make the clause negative and require an affirmative tag.
- Match plural agreement with 'they': When converting subjects like 'everyone' or 'nobody' to 'they', ensure your tag verb shifts to plural agreement, such as 'were they' or 'aren't they'.
- Do not omit punctuation: In CBSE and ICSE marking schemes, omitting the comma before the tag or the question mark at the end results in zero marks for the question.
- Keep negative tags contracted: Always write contracted forms like 'hasn't she' or 'didn't they'. Writing uncontracted forms like 'has she not' in transformation tests is penalised.
- Distinguish 'Let's' from 'Let us': Use 'shall we' only for shared suggestions starting with 'Let's'. If 'let us' is a request for permission, use 'will you'.
Practice questions
Try each one, then open the answer.
- Add a suitable question tag: Aarav plays the violin well.
Answer
doesn't he? (Simple present tense with third-person singular subject requires the negative auxiliary 'doesn't'.) - Add a suitable question tag: The students have not submitted their notebooks.
Answer
have they? (Negative statement with auxiliary 'have' requires a positive question tag.) - Add a suitable question tag: I am responsible for the register.
Answer
aren't I? (The affirmative construction 'I am' takes the irregular negative tag 'aren't I'.) - Add a suitable question tag: Let's clean the chemistry counter before the bell.
Answer
shall we? (Inclusive suggestions beginning with 'Let's' take 'shall we'.) - Add a suitable question tag: The banyan tree survived the storm.
Answer
didn't it? (Past simple tense without an auxiliary verb requires do-support with 'didn't'.) - Add a suitable question tag: She hardly spoke during the debate.
Answer
did she? (The semi-negative adverb 'hardly' makes the clause negative, requiring a positive tag.) - Add a suitable question tag: Nobody answered the telephone.
Answer
did they? (Negative subject 'nobody' takes the plural pronoun 'they' and requires a positive tag.) - Add a suitable question tag: Please switch off the fans.
Answer
will you? (Polite imperative requests addressed to 'you' take 'will you'.) - Add a suitable question tag: You used to walk to school.
Answer
didn't you? (Habitual past 'used to' forms its question tag with the auxiliary 'did'.) - Add a suitable question tag: There were many books on the shelf.
Answer
weren't there? (Sentences starting with introductory 'there' keep 'there' as the tag pronoun.)
Questions students ask
Why do we say 'aren't I' instead of 'amn't I' in question tags?
What question tag is used with 'nobody' and 'everybody'?
How do you form a question tag when there is no auxiliary verb?
Can a question tag ever be positive after a positive statement?
What is the correct question tag for commands like 'Sit down'?
Keep practising
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Written by the Reportcards English team, reviewed by Dr. Vishruti Arora. Updated 4 November 2026.