Question

But I just just hung around (Add question tag) ​

Answer 1

Answer:

Didn't

must be the correct question tag

Answer 2

Answer:

But I just just hung around, didn't I?

Explanation:

A tag question is a question added at the end of a sentence. A tag question following an affirmative statement generally has the form of a negative question and a negative statement has an affirmative question, with the meaning: Isn't that true? A question tag always consists of the helping verb of the tense and the pronoun used in the main clause.