1. 汽車   van   bicycle   bus   car   Hint Half-n-half Clue   2. 火車   bicycle   boat   train   van   Half-n-half Clue   3. 大型高級轎車   boat   ship   helicopter   limousine   Half-n-half Clue   4. 輪渡   motorbike, motorcycle   ship   ferry   van   Half-n-half Clue   5. 搬運車   helicopter   van   train   limousine   Half-n-half Clue   6. 出租汽車，小室   helicopter   taxi, cab   bus   car   Half-n-half Clue   7. 船   car   van   ship   ferry   Half-n-half Clue