Write a tag for earch sentence: 1.he's found something interesting ; 2.he's found nothing interesting ; 3.he is interested in ; 4.he has never been interested in ; 5.he has to travel a ; 6.he had to travel a ; 7he's at the ; 8.he's gone to the town ; 9.there's a new airport not far from this ; 10.it's new

1.He's found something interesting there, hasn't he?
2.He's found nothing interesting there, has he?
3..He is interested in travelling, isn't he?
4.He has never been interested in travelling, has he?
5.He has to travel a lot, doesn't he?
6.He had to travel a lot, didn't he?
7He's at the airport, isn't he?
8.He's gone to the town airport, hasn't he?
9.There's a new airport not far from this town, isn't there?
10.It's new airport, isn't it?