Then the ground gave way beneath his feet and he fell.

They gave way beneath him and he slid into a sitting position!

And she kept on thinking that, right up until the ground gave way beneath her feet.

He started down the mountain and his legs gave beneath him.

But at this point the web gave way beneath him.

He ran down the steps, which gave beneath his feet.

He went down several times, his legs simply giving way beneath him.

The ground gave way beneath my feet and I fell.

He moved forward toward her and felt the earth begin to give way beneath his chest.

"It would be at least 10 minutes before the water had time to give way beneath my feet."