(1) What can the woman be?
A)She is a waitress at a hotel.
B)She is the secretary of Mr. Black.
C)She is the assistant of Professor Green.
(2) How could the man get in touch with Mr. Green?
A)Find the Blackwood Hotel.
B)Dial 809.
C)Dial 114 to find the telephone number of the hotel.
(3) Why did the man ask the woman to change the dollar?
A)To pay for the information.
B)To make a phone call.
C)To get there by bus.
原文：
Text 8
W: Excuse me, Mr. Black. I almost forgot there is a phone message here for you. A Professor Green called and asked you to call him back.
M:Where is he now,do you know?
W : He' s staying in the Blackwood Hotel, Room 809.
M :Thank you. Do you happen to have the number of the Blackwood Hotel?
W: I'm sorry, I don't. But you can get it from Information. Just dial 114.
M : Oh, and could I trouble you to change a dollar?
W: All right. Here is your change. By the way, the public phone is over there on your right.
M: I see. Thanks.