Section B
Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Bath 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.
注意：此部分试题请在答题卡1上作答。
Passage One
Questions 16 to 19 are based on the passage you have just heard.
16. A) They have destroyed several small towns.\
B) They will soon spread to San Francisco.
C) They have injured many residents.
D) They are burning out of control.
17. A) They have been hospitalized.
B) They have got skin problems.
C) They were chocked by the thick smoke.
D) They were poisoned by the burning chemicals.
18. A) It failed because of a sudden rocket explosion.
B) It has been re-scheduled for a midday takeoff.
C) It has been canceled due to technical problems.
D) It was delayed for eleven hours and thirty minutes.
19.A) They made frequent long-distance calls to each other.
B) They illegally used government computer in New Jersey.
C) They were found to be smarter than computer specialists.
D) They were arrested for stealing government information.