Put some, anu or a/an into the gaps. listen and check. 1) there aren't flowers in the vase. 2)there's carpet on the floor. 3)there aren't lamps in the dinig room. 4)there isn't radio in the kitcen. 5) there are photos on the wall. 6) there's tv in the living room. 7) there's armchair.
2) a
3) any
4) a
5) some
6) a
7) an