1. mao jin   surfboard   wave   shovel   towel   Hint Half-n-half Clue   2. bo lang   lifejacket   lifeguard   shore   wave   Half-n-half Clue   3. jiu sheng [yuan;yun;yun]   swimming trunks   lifeguard   shore   sand castle   Half-n-half Clue   4. hai   swim   pail   sea   swimming trunks   Half-n-half Clue   5. hai ou   pail   swim   swimming trunks   sea gull   Half-n-half Clue   6. tie qiao   sea   pail   shell   shovel   Half-n-half Clue   7. yong zhuang   swimsuit   wave   lifejacket   shore   Half-n-half Clue