1) Fitted a cylinder 2) Having an inner tube 3) Like most bicycle tires 4) Like some bicycle tires 5) Like some old tires 6) Like toothpaste 7) Of a tire 8) Took the London subway 9) Went downriver, one way 10) Went leisurely downriver 
• (imp. & p. p.) of Tube
[adj] - of a tire
adjective of a tire; having an inner tube