[单项选择]Questions 23 to 25 are based on the conversation you have just heard.A. A new fuel for buses.
B. The causes of air pollution.
C. A way to improve fuel efficiency in buses.
D. Careers in environmental engineering.

[单项选择]Questions 19 to 22 are based on the conversation you have just heard.A. How to care for precious metal. B. A standard unit for measuring weight.
C. The value of precious metal. D. Using the metric system.

[单项选择]Questions 19 to 21 are based on the conversation you have just heard.A. To the manager’s office. B. To the paperback section.
C. To the textbook area. D. To the publishers indexes.

[单项选择]Questions 11 to 18 are based on the conversation you have just heard.
A. There was no electricity in his area.
B. The game wasn’t shown in his area.
C. He didn’t want to watch the game.
D. He didn’t have a TV.

[单项选择]

Questions 22 to 25 are based on the conversation you have just heard.
22-25
W: Hi!Carl It’s Anna．
M: Anna!
W: Yeah．How are youFeeling better
M: No!Not a lot．I have to sit down most of the time．(22)It’s too tiring--walking with a crutch．
W: ReallyStill using a crutch，ehSo you’re not back at work yet
M: No．And I’m bored to death．(22)I can’t wait to have two legs again! Anyway．How are you Still missing all that snow and sun
W: Sure．
M: (23)Have you got any holiday photos back yet
W: Yes，I have．(23)I got them back today．They’re good．
M: What abOut that one you took of that amazing sunset behind the hotel
W: Yes，the sunset．It’s a good one．All of us together on Bob and Marcia’s balcony，with the mountains and the snow in the background．It’s beautiful．It brings back memories， doesn’t it
M: Ye
A. They went to a beach.
B. They took a one-week holiday.
C. The two speakers went there by themselves.
D. They took many beautiful photos.