1. [chan;dan;shan] cheng piao   confirmation   bus   one-way ticket   discount   Hint Half-n-half Clue   2. [de;de;dei] dao   waiting room   confirmation   get-off   reservation   Half-n-half Clue   3. yan chi   waiting room   round-trip ticket   delay   toilet   Half-n-half Clue   4. ji zao   reservation   window seat   information desk   early   Half-n-half Clue   5. [cheng;sheng] ke   schedule   ticket collector   bus   passenger   Half-n-half Clue   6. dao da shi [jian;jian]   discount   seat   early   time of arrival   Half-n-half Clue   7. zuo wei [hao;hao] ma   information desk   seat number   passenger   one-way ticket   Half-n-half Clue