Question

разделительные окончания
She stayed for a week in the country,
He likes to sing in the evening,
They saw him yesterday,

Answer 1

She stayed for a week in the country, didn't she?
He likes to sing in the evening, doesn't he?
They saw him yesterday, didn't they?

Answer 2

1). ...didn't she?
2). ...doesn't he?
3). ...didn't they?