1. 班机   motorboat   cruiser   airliner   raft   Hint Half-n-half Clue   2. 皮船   jet plane   sailboat   kayak   glider   Half-n-half Clue   3. 滑翔机   subway   pickup truck, pick-up van   sailboat   glider   Half-n-half Clue   4. 木筏   canoe   cruiser   motorboat   raft   Half-n-half Clue   5. 喷气机   subway   motorboat   glider   jet plane   Half-n-half Clue   6. 故障搬运车，拖曳卡车   airliner   subway   streetcar, tram   breakdown van, tow-truck   Half-n-half Clue   7. 单轨铁路车   monorail   yacht   jet plane   glider   Half-n-half Clue