1. isn't it

2. aren't you

3 did they

4 wasn't it

5 won't she

6 were they

1 It's nice to invite British students, isn't it?

2 You are responsible for a social programme, aren't you?

3 They didn't arrange a date of the competition, did they?

4 It was a group of 17 students, wasn't it?

5 She will stay with her partner's family, won't she?

6 The accommodation costs weren't very high, were they?