1. câmara de ar   tricycle   inner tube   cable   seat   Hint Half-n-half Clue   2. triciclo   wheel   tricycle   cable   horn   Half-n-half Clue   3. válvula   valve   exhaust pipe   wheel   scooter   Half-n-half Clue   4. trava   helmet   lock   exhaust pipe   pump   Half-n-half Clue   5. motor   engine   scooter   inner tube   exhaust pipe   Half-n-half Clue   6. pressão dos pneus   engine   tire pressure   cable   motorcycle   Half-n-half Clue   7. pneu   valve   handlebar   tire   cable   Half-n-half Clue