1. I've got a brother. - I haven't got a brother.
2. She's got a dog. - She hasn't got a dog.
3. They've got bikes. - They haven't got bikes.
4. We've got a pet. - We haven't got a pet.
5. My phone's got a camera. - My phone hasn't got a camera.
6. The children have got rollerblades. - The children haven't got a rollerblades.
7. Tim has got a smartphone. - Tim hasn't got a smartphone.
8. You've got your English book. - You haven't got your English book.