In these situations you are asking for information and asking people to do things.
EXAMPLE:
You need a pen. Perhaps Jane has got one.
ANSWER:
You haven’t got a pen, have you?
Correct:
Incorrect:
It’s a beautiful day, isn’t it?
It’s expensive, isn’t it?
The film was great, wasn’t it?
She has got a lovely voice, hasn’t she?
It doesn’t look very good, does it?
You have your hair cut, haven’t you?
This bridge isn’t very safe, is it?
Первое предложение в Check answers с ошибкой? Забыли it в конце предложения.
It’s a beautiful day, isn’t?
Спасибо, что заметили