Допишите окончание вопросов 1. she knows my 2. last year we did not go to 3. next summer she will go to st 4. she is working in the yard

1. She knows my family, doesn't she?
2. Last year we did not go to London, did we?
3. Next summer she will go to St Peterburg,won't she?
4. She is working in the yard now, isn't she?