4).
1. have;
2. haven't;
3. hasn't;
4. Have;
5. has;
6. Has;
7. haven't;
8. have
5).
It has got white walls.
It hasn't got posters of dogs.
It has got a big windows.
It has got two shelves.
It has got a desk.
It hasn't got a lamp.
It has got a computer.