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Some houses are very cold because they have no roof insulation.
2- The whole area was flooded by the storm.
3- It took us several minutes to unlock the front door and get in.
4- Geography plays a vital role in building design.
5- Copper conducts electricity better than other materials do.
6- This block of flats is twenty storeys high.
7(i don't know).
8- People sometimes think in a similar way to their ancestors.
9- He used the remote control to turn off the TV.
10- Buildings with thick walls keep out the heat.