21.   Many important buildings have this characteristic, though the western apse was generally single and the eastern might be triple.

22.   This impressive stone building has a commanding site on a hill above the surrounding plain.

23.   The building has a large narthex extending the whole width of the church with three saucer domes over it.

24.   The number of domes used increased and larger buildings had many, all on cylindrical drums and placed almost haphazardly on the building.

25.   Many commercial buildings have no natural ventilation.

26.   The building will probably have to be demolished.

27.   Surrounding buildings had to be protected by a wall of water to stop them being engulfed by the flames.

28.   Each building should have a scale appropriate to its function and to the size of the town in which it is set.

29.   As well as providing study areas, the new building also has exhibition space which local people will be able to use.

30.   Almost all buildings had their sidewalks cleared well enough for pedestrians to pass easily.