单项选择题
A．ask a police officer for help B．buy a map in a bookstore C．go into someone's house and ask D．get someone to draw a map for you
A．One can wait for him at the nearest railway station. B．One can put on an advertisement to inform him. C．One can look at the newspaper for his address. D．One can ask him to draw or send a map.
A．it has a very large population B．most streets don't have names C．people in Tokyo are bad at giving directions D．too many famous companies have their offices there