1.   Their footsteps suddenly cracked like pistol shots as the carpet was replaced by plastic tiles.

2.   Across the street, where we had played tag on a vacant lot, a well-tended plot of grass had replaced the carpet of crushed white shells.

3.   He has replaced the carpet once.

4.   The Beavers are replacing the carpet with natural grass after the season.

5.   The shag carpet was replaced with neutral-colored tiles, which are easy to clean after the birds fly free through the house.

6.   The star-studded carpet has been replaced with wood floors covered in hand-woven rugs.

7.   Due to allergic reactions to the carpet in her office, Robles was having the carpet replaced over the weekend when workers discovered mysterious cables and wiring.

8.   He had replaced the carpets in his home a few months before.