Помогите пожалуйста.
supply 'a/an', 'the' or '-'
1.We have ... nice apartment in ... centre of St. Peterburgs. It is on ... third floor of ... new building. It is ... three room flat with kitchen. 
2. ... individual has every right to expect personal freedom. ... freedom of ...  individual is something worth fighting for.
3. I've got ... appointment this afternoon. I've got to go to ... doctor's.
4.This is the front room. ... ceiling and ... walls need decorating, but ... floor is in good order. We'll probably cover it with ... carpet.
5.Look at this wonderful small computer. ... top lifts up to form ... screen; ... front lifts off to form keyboard and ... whole thing weighs only 5 kilos.