1. Fahrrad   van   bicycle   boat   airplane   Hint Half-n-half Clue   2. Boot   motorbike, motorcycle   truck, lorry   boat   helicopter   Half-n-half Clue   3. Hubschrauber   taxi, cab   ferry   airplane   helicopter   Half-n-half Clue   4. Taxi   motorbike, motorcycle   car   taxi, cab   bicycle   Half-n-half Clue   5. Schiff   bicycle   airplane   ship   train   Half-n-half Clue   6. Bus   ship   van   helicopter   bus   Half-n-half Clue   7. Zug   train   taxi, cab   van   ferry   Half-n-half Clue