Ответ:
1. “Whose is this? Is it yours?” “Yes, it’s my pencil.”
2. This is our house. It is ours.
3. “Are these her muffins?” “Yes, they are hers.”
4. “Is this your bike?” “No, it’s my brother’s. It’s his.”
5. Don’t eat the biscuit, it’s mine.
6. “Whose dirty shoes are these?” “They are the children’s. They are theirs.”
В пропусках нужны самостоятельные притяжательные местоимения: yours, ours, hers, his, mine, theirs. Они употребляются без существительного после них.
