1. huan [chong;chong] qi   inner tube   exhaust pipe   shock absorber   lock   Hint Half-n-half Clue   2. lun zi   horn   wheel   valve   lock   Half-n-half Clue   3. nei tai   inner tube   spoke   pump   shock absorber   Half-n-half Clue   4. jiao;jue] [deng;deng]   engine   pedal   scooter   sprocket   Half-n-half Clue   5. hua [xing;hang;hang;heng;] [che;ju]   pump   handbrake   helmet   scooter   Half-n-half Clue   6. beng pu   shock absorber   handbrake   pump   spoke   Half-n-half Clue   7. [ba;ba] shou   pedal   handlebar   tire pressure   exhaust pipe   Half-n-half Clue