1. 商店   shop   window   steward   restaurant   Hint Half-n-half Clue   2. 銀行利率   pastry shop   bank rate   reclaim   number   Half-n-half Clue   3. 貨幣   number   passenger car   currency   cuisine   Half-n-half Clue   4. 快餐   snack   reclaim   window   customs officer   Half-n-half Clue   5. 自動扶梯   pilot   escalator   flight attendant   steward   Half-n-half Clue   6. 窗口   aircraft   escalator   money   window   Half-n-half Clue   7. 兌換處   flight attendant   meal   lunch   money exchange   Half-n-half Clue