1. toilet   [xi;xian] shou [jian;jian]   [chan;dan;shan] cheng piao   zuo wei [hao;hao] ma   wen xun [chu;chu]   Hint Half-n-half Clue   2. one-way ticket   hu zhao   qian zheng   [hang;hang;heng;xing] li zan cun xiang   [chan;dan;shan] cheng piao   Half-n-half Clue   3. air hostess   piao   wei zi   [kong;kong] [zhong;zhong] xiao jie   men   Half-n-half Clue   4. seat number   hang ban [hao;hao]   guo ji   piao   zuo wei [hao;hao] ma   Half-n-half Clue   5. seat belt   an quan dai   zi zhu [shi;si] tang   bao liu   que ren   Half-n-half Clue   6. return ticket, round-trip ticket   hang [kong;kong] gong si   lai hui piao ，shuang cheng piao   hang ban [hao;hao]   airfare   Half-n-half Clue   7. allowance   guo nei   rong xian   wai bi ，wai hui   lai hui piao ，shuang cheng piao   Half-n-half Clue