Fill in the following prepositions: because of, on, to, by means of, in. 1 what building materials belong the oldest ones? 2 does the colour of tiles the colour the clay? 3 what ingredients does concrete 4 what does the weight live load 5 overburnt and underbumt bricks are unpopular their poof strength. 6 ceramic tiles are applied adhesive substances. 7 concrete, metals, and plastics belong construction materials widely used nowadays. 8 what ingredients does concrete consist 9 in ancient egypt stone blocks were joined bronze.
2) on
3) on
4) of, on
5) because of
6) by means of
7) to
8) of
9) by means of