Section B
Directions：In this section，you will hear 3 short passages．At the end of each passage,you will hear some questions．Both the passage and the questions will be spoken only once．After you hear a question，you must choose the best answer from the four choices marked A.，B.，C. and D．Then mark the corresponding letter on Answer Sheet 1 with a single line through the centre．

Passage One
聽錄音，回答以下問題：
16、A．To introduce the chief of the city’s police force．
B．To comment on a talk by a distinguished guest．
C．To address the issue of community security．
D．To explain the functions of the city council．

17、A．He has distinguished himself in city management．
B．He is head of the International Police Force．
C．He completed his higher education abroad．
D．He holds a master’s degree in criminology．

18、A．To coordinate work among police departments．
B．To get police officers closer to the local people．
C．To help the residents in times of emergency．
D．To enable the police to take prompt action．

19、A．Popular．
B．Discouraging．
C．Effective．
D．Controversial．

Passage Two
聽錄音，回答以下問題：
20、A．People differ greatly in their ability to communicate.
B．There are numerous languages in existence.
C．Most public languages are inherently vague．
D．Big gaps exist between private and public languages.

21、A．It is a sign of human intelligence．
B．It improves with constant practice．
C．It is something we are bom with．
D．It varies from person to person．

22、A．How private languages are developed．
B．How different languages are related．
C．How people create their languages．
D．HOW children learn to use language．

Passage Three
聽錄音，回答以下問題：
23、A．She was a tailor．
B．She was an engineer．
C．She was an educator．
D．She was a public speaker．

24、A．Basing them on science-fiction movies．
B．Including interesting examples in them．
C．Adjusting them to different audiences．
D．Focusing on the latest progress in space science．

25、A．Whether spacemen carry weapons．
B．How spacesuits protect spacemen．
C．How NASA trains its spacemen．
D．What spacemen eat and drink.

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