听下面一段对话，回答19至21三个小题。
()19. How long will it take Miss Black to get to work next week?
A. Less than 20 minutes.
B. 20 minutes.
C. More than 20 minutes.
()20. What can we learn from Miss Black's words?
A. There will be less pollution.
B. Fewer people will live in cities.
C. There will be more subways.
()21. What does Frank think of living in the city?
A. Boring and meaningless.
B. Busy and tiring.
C. Interesting and comfortable.
听下面一段独白，回答22至25四个小题。
()22. Who are the listeners?
A. Members of the club.
B. Parents of the members.
C. Teachers of the school.
()23. Why did they set up the club?
A. To help people in need.
B. To enjoy themselves.
C. To protect the environment.
()24. What will they do this Friday?
A. Listen to a talk.
B. Have a welcome party.
C. Plant trees.
()25. When do they usually have meetings?
A. On Mondays.
B. On Fridays.
C. On Wednesdays.

19.A 20.C 21.C 22.A 23.C 24.C 25.A