The house has a flat/shingled roof.
He climbed onto the roof.
Put the luggage on the roof of the car.
It's an old Charentese house, with white walls, a red roof and a small garden, close to the seaside. (Preliminary English Test; B1; French)
It is hard to keep a roof over your head and food in the fridge when you get paid $8.50 an hour.
As for the new homes for local people it seems to be that it will be of particular importance to homeless people, who will feel that they have a roof over their head without having to pay anything. (Certificate of Proficiency in English; C2; Greek)
The price of heating oil has gone through the roof.
Try extreme sports and feel your adrenaline levels going through the roof! (Certificate of Proficiency in English; C2; Greek)
If I'm late again he'll hit the roof.
Be careful, if you make too much noise he'll hit the roof. (Certificate of Proficiency in English; C2; Dutch)