1. return ticket, round-trip ticket   que ren   lai hui piao ，shuang cheng piao   kao chuang zuo wei   an quan dai   Hint Half-n-half Clue   2. window seat   dian hua   hang [kong;kong] gong si   kao chuang zuo wei   hang ban [hao;hao]   Half-n-half Clue   3. airline   [kong;kong] [zhong;zhong] xiao jie   hang [kong;kong] gong si   yi min   guan shui   Half-n-half Clue   4. seat   wei zi   rong xian   kao chuang zuo wei   yi min   Half-n-half Clue   5. bank   yin [hang;hang;heng;xing]   qu xiao   fei ji   mian shui   Half-n-half Clue   6. visa   guo nei   qian zheng   qu xiao   hu zhao   Half-n-half Clue   7. seat belt   [hang;hang;heng;xing] li kai ken ，[hang;hang;heng;xing] li hui ji   an quan dai   guo ji   feng su   Half-n-half Clue