Match the clauses to the question tags.

1 This is a disaster, ...
2 You can’t see it, ...
3 This story isn’t true, ...
4 My parents are really happy, ...
5 Steve told her, ...
6 I could join as well, ...
7 John didn’t pass his exams, ...
8 I am very funny, ...
9 This castle was built in the 17th century, ...
10 You prefer healthy food, ...
11 Amy has been reading a book for 20 minutes, ...
12 They'll fly to America next year, ...