1 Children were doing the room and mother was preparing dinner.
2 What are you drinking?
3 This week I haven't watched TV.
4 This house was built in 1934.
5 Where are you going to spend holidays?
6 Have you already finished?
7 Sometimes she talks to herself.
8 Can you give me some water?
9 Shall I take away these books?
10 I suppose it is the most interesting city in the world.