Question

Subject : English,
Topic : Question tags,

Question : I know you have done it, ____?

Fill in the blank with appropriate question tag.

The reason for asking this is, There are 2 possible answers but asking the appropriate makes only 1,

The answer can be either , "Don't I?" and "Haven't you?" , Which is most appropriate.?

also, Mention the reason for your answer. Without the reason, Answer will be deleted.

No spamming ! Good luck ​

Answer 1

I know you have done it, ____?

Havent you?

Haven't you is the most appropriate as here are 2 verbs in the sentence, don't I seems smwhat inappropriate.

Use second verb, and use it for tag.

Answer 2

haven't you because it is the first person to talk with the second person. so how could first person can say don't I. as the first person was asking.

hope you understood.