Вставь в предложение ( выбери ) правильное слово .
1. Is this pen your/yours ?
2. That’s my sister. Her/Hers name is Olya.
3. That house is our/ours .
4. Is that your/yours car?
5. Are these their/theirs sandwiches?
6. That’s outs/our teacher , Mr Kapitonov.
7. That book isn’t Bill's , it’s mine/my