11.   Q. I am taking up carpets and having my floors sanded and coated with polyurethane varnish.

12.   Q. I am wallpapering my rooms and having the floors sanded.

13.   Q. I am having my floors sanded and refinished.

14.   Q. I had my floors sanded and finished.

15.   Q. I had my maple kitchen floor sanded with four coats of water-based polyurethane varnish.

16.   Q. I am having my floors sanded, and plan to finish them.

17.   Sanding the floors to that thinness did you no favors, and should not have been done.

18.   Sand the floor to reduce gloss and roughen the finish.

19.   The sanders sanded the floor and applied two coats of polyurethane varnish.

20.   Then the unfinished floor must be sanded to even out irregularities before finishing, usually with polyurethane varnish.