30 предложение с этими словами на to prevent them from sinking the weight of floors brick to tie the walls natural materials to protect from exprouse to weather fire resisting material foundation walls proggres below ground level

We tried to prevent them from sinking.
The weight of floors was enormous.
The brick was heavy.
They had to to tie the walls.
We only used natural materials.
They were painted to protect from exprouse to weather.
This is a fire resisting material.
The foundation walls are thick.
The work is in progress.
We had to dig deep below the ground level.