1. 貝類   ball   umbrella   dune   shellfish   Hint Half-n-half Clue   2. 日光浴   sunbath   umbrella   surfing   sandal   Half-n-half Clue   3. 衝浪   sunset   sunshine   swimming   surfing   Half-n-half Clue   4. 游泳   sunrise   sandal   swimming   sunshade   Half-n-half Clue   5. 中暑   sunstroke   shellfish   cap   sunshine   Half-n-half Clue   6. 拖鞋   surf   lifeboat   slipper   sunglasses   Half-n-half Clue   7. 帽子   ball   surfing   hat   sunglasses   Half-n-half Clue