1. xiao chuan   limousine   boat   bicycle   truck, lorry   Hint Half-n-half Clue   2. chuan   boat   airplane   ship   truck, lorry   Half-n-half Clue   3. [ma;mo] tuo [che;ju] ，[ma;mo] tuo [che;ju]   airplane   motorbike, motorcycle   bus   ship   Half-n-half Clue   4. lun du   airplane   ferry   helicopter   taxi, cab   Half-n-half Clue   5. zi [hang;hang;heng;xing] [che;ju]   car   bicycle   van   train   Half-n-half Clue   6. chu zu qi [che;ju] ，xiao shi   limousine   taxi, cab   airplane   train   Half-n-half Clue   7. qi [che;ju]   boat   motorbike, motorcycle   car   bicycle   Half-n-half Clue