1. 公共汽車站   board   seat   air conditioned   bus stop   Hint Half-n-half Clue   2. 延遲   board   get-off   delay   sitting room   Half-n-half Clue   3. 公共汽車   early   bus   round-trip ticket   luggage locker   Half-n-half Clue   4. 取消   cancellation   waiting room   driver   passenger   Half-n-half Clue   5. 候診室   waiting room   bus   air conditioned   bus stop   Half-n-half Clue   6. 折扣   on time   toilet   discount   air conditioned   Half-n-half Clue   7. 位子   on time   seat   window seat   discount   Half-n-half Clue