If you have ever listened to a native English speaker, you’ve probably heard phrases like, "It's a beautiful day, isn't it?" or "You haven't seen my keys, have you?" These little mini-questions attached to the end of a sentence are called question tags. In India, many learners simply attach "isn't it?" or "no?" to the end of every sentence, directly translating the Hindi "hai na?" However, English question tags are much more specific, and mastering the tricky exceptions is a surefire way to sound fluent and natural.

The Basic Rule Review

A question tag uses the same auxiliary verb as the main sentence, and a pronoun that matches the subject.

  • Positive Statement ➔ Negative Tag: "She works here, doesn't she?"
  • Negative Statement ➔ Positive Tag: "He isn't coming, is he?"

1. The Auxiliary Matching Rule

To form a tag, look at the helping (auxiliary) verb in the sentence. If there is no helping verb (like in simple present or simple past), use do, does, or did.

Examples

They have finished the project, haven't they?
She can swim, can't she?
You went to the meeting, didn't you? (Simple past needs 'did')

2. Advanced and Tricky Cases

The basic rule is easy, but English is full of exceptions. Here are the advanced cases that often appear in competitive exams.

Tricky Question Tags
Special CaseThe RuleExample
I amThe negative tag for 'I am' is historically irregular. Use aren't I? (Do NOT use 'amn't I' in formal writing, though it exists in some dialects).I am next in line, aren't I?
There is/areWhen 'there' is the subject, use 'there' in the tag.There's a problem, isn't there?
Negative SubjectsWords like nothing, nobody, no one, barely, hardly make the sentence negative, so the tag must be positive.Nothing was said, was it?
Nobody called, did they?
Indefinite PronounsFor words like everybody, someone, anyone, use the plural pronoun they in the tag.Everyone passed the test, didn't they?
Let's...Sentences starting with 'Let's' (Let us) take the tag shall we?Let's go to the mall, shall we?

Imperatives (Commands and Requests)

When you give a command, the rules change slightly. You can use will you, would you, can you, or could you to soften the command.

Open the window, will you?
Don't be late, will you? (Negative imperatives always take 'will you')

Cognitive Verbs (I think, I suppose)

If the sentence starts with "I think" or "I suppose", the tag matches the subordinate clause, not the 'I think' part!

I suppose you'd agree with me, wouldn't you? (Matches 'you would', not 'I suppose')
I don't imagine they will come, will they?

3. Intonation: Rising vs. Falling

In spoken English, your tone of voice on the tag changes its meaning entirely.

  • Falling Intonation (↘): You are almost certain of the fact and just want the listener to agree with you. It’s a conversation starter.
    "It's a beautiful day, isn't it? ↘" (I know it's beautiful, please agree).
  • Rising Intonation (↗): You are genuinely unsure and are asking a real question.
    "You locked the door, didn't you? ↗" (I am actually worried you forgot).

4. The "Isn't it?" Trap in India

Because many Indian languages have a universal tag (like Hindi hai na?, Tamil illaya?, Marathi na?), Indian learners tend to use "isn't it?" for everything.

Correcting the Universal Tag Error
❌ Incorrect (Indian English)✅ Correct (Standard English)
They are coming tomorrow, isn't it?They are coming tomorrow, aren't they?
You have the file, isn't it?You have the file, don't you?
She will help us, isn't it so?She will help us, won't she?

✏️ Quick Practice — Tag It!

  1. Add the correct tag: I am sitting in the right seat, _________?
  2. Add the correct tag: Nobody knows the password, _________?
  3. Correct the error: We used to live in Delhi, isn't it?

Answers: 1. aren't I?  |  2. do they?  |  3. didn't we? (or usedn't we?)

Summary & Key Takeaways

  • Match the tag to the auxiliary verb in the sentence (Positive ➔ Negative; Negative ➔ Positive).
  • Remember the oddballs: I am ➔ aren't I? and Let's ➔ shall we?
  • Negative subjects (nobody, nothing, barely) require a positive tag.
  • Stop using "isn't it?" as a universal tag! Always look at the subject and verb of your main sentence.