31.   When the music started up, Ed was the first person on the dance floor.

32.   They waltzed elegantly around the dance floor.

33.   About an hour later a really fit guy came up to me on the dance floor.

34.   When we returned, the party was in full swing and the dance floor was crowded.

35.   Young people often loosen up on the dance floor.

36.   He whisked her across the dance floor.

37.   Two gangs of youths brawled on the dance floor of the ferry.

38.   I smooched with him on the dance floor.

39.   He was wildly flailing about on the dance floor.

40.   They were shimmying on the dance floor.