If the roof fell in, he would at least be able to rest.

The roof, he said, could fall in at any time.

He really has to do something before the roof falls in.

Almost at our last charge they gave back, and just then the roof fell upon them.

They both tried to cash out before the roof fell in.

"If the roof falls in, the cultural life of the community will go out the door."

It may not be long before the roof falls in.

But don't give me something that has a roof falling in.

The roof had fallen, and most of the walls were gone.

The roof of my cave fell in, and nearly killed me!