填空题
A — Open Here
B — Emergency Door
C — Turn Off the Light Before You Leave
D — Keep Cool
E — Keep Dry
F — Dispatcher’s Office
G — Photographs: Please Don’t Bend
H — Ticket Good Only on the Day of Issue
I — Watch your Steps
J — Keep Off the Grass
K — Children Not Admitted
L — Admission by Ticket Only
M — Cameras Forbidden
N — No Right Turn