B: Yes, I did.

A: What did you wash?

B: I washed the sheets and towels.

A: What about the pillowcases?

B: Yes, I took them off the pillows and washed them.

A: Did you dry everything in the dryer?

B: Yes, I dried everything in the dryer.

A: Then what did you do?

B: I folded all the towels.

A: Did you put the sheets on the beds?

B: Yes, and I put the pillowcases on the pillows.