1) A: Whose are these glasses?

B: Ask sadie. think they're ......
2) A: Are these your boots?
B: No, they aren't. .......... are here.
3)A: Jack and Ben, is this your football?
B: No, it isn't .........
4)A: Whose is this rucksack?
B: Ask Dave and Nancy. I think it's ......
5)A: I think you've got my calculator.
B: No, this isn't .........

вставьте место пропущенных слов местоимение: mine, yours, his, hers, ours, yours, theirs.