What are question tags

Question tags turn a statement into a question. They're often used for checking information that we think we know is true. They're made using an auxiliary verb (for example: be or have) and a subject pronoun (for example: I, you, she).

Explanation:

Some examples - - though there are a zillion possibilities - - ...

The sky is blue, isn't it?

You don't like me, do you?

We're leaving at 4:00, aren't we?