1.Has Assel got a dog?
No,she hasn't.
2.Have Boris and Kuat got a dog?
No,they haven't.
3.Has Assel got a rat?
Yes,she has.
4.Have Boris and Kuat got a rat?
No,they haven't.
5.Has Assel got a bird?
Yes,she has.
6.Have Boris and Kuat got a bird?
Yes,they have.