1. [sha;sha] zi   wave   sand   lifejacket   swim   Hint Half-n-half Clue   2. you yong   lifeguard   sand castle   sea gull   swim   Half-n-half Clue   3. you yong ku   shell   sand   swimming trunks   swim   Half-n-half Clue   4. tong   swim   pail   swimsuit   wave   Half-n-half Clue   5. mao jin   wave   towel   sand   shell   Half-n-half Clue   6. an   lifejacket   shore   sea   lifeguard   Half-n-half Clue   7. yong zhuang   shore   shell   swimsuit   sea   Half-n-half Clue