1. Snow isn't white, is it?
Snow is white, isn't it?
2, She isn't cute, is she?
She is cute, isn't she?
3. English isn't an interesting subject, is it?
English is an interesting subject, isn't it?
4. She doesn't know the answer to the question, does she?
She knows the answer to the question, doesn't she?
5. She didn't attend the party, did she?
She attended the party, didn't she?