When a passenger comes to claim his or her lost item, you should:
A. ask some questions to make sure the passenger is the owner of the lost item
B. ask him or her to sign his/her name after claiming the lost item
C. ask him or her to provide the receipt of the lost item
We can change our berth ticket to a hard seat ticket.
A. 对
B. 错
Nowadays we can order food at our seat on the train. The attendant will bring the food we ordered within 30 minutes.
A. 对
B. 错
We don't have to check whether there are any vacant berths left when a passenger wants to change his hard seat ticket to a soft berth.
A. 对
B. 错