Кним надо подставить хвостики: 1)my host family is great and so 2)it is very interesting to study new culture and 3)we are going to cambridge tomorrow 4)katya wrote her letter in 5)she hasn't made new friends at

1)My host family is great and so friendly, isn't it?
2)It is very interesting to study new culture and tradition, isn't it?
3)We are going to Cambridge tomorrow morning, are not we?
4)Katya wrote her letter in Russian, didn't she?
5)She hasn't made new friends at school, has she?