问答题

A—information desk B—ticket office
C—half fare ticket D—waiting room
E—excess baggage charge F—baggage check-in counter
G—security check H—platform underpass
I—ticket agent J—departure board
K—railroad track L—traffic light
M—railroad crossing N—soft sleeping car
O—hard sleeping car P—hard seat
Q—baggage-claim area
( )开车时问显示牌 ( )信号灯