Part IIIDirections:In this section, you'll hear some long conversations. At the end of each conversation, some questions will be asked. Both the conversation and the questions will be spoken only once. After each question, choose the best answer from the four choices marked A, B, C, and D.Questions 9 to 11 are based on the conversation you have just heard.[音频]
A. . Exploring the universe.
B. . Traveling in the space.
C. . NASA shuttle flight plans.
D. . Unemployment at NASA.
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listen to the recording
A. . Expensive and dangerous.
B. . Cheap and commonplace.
C. . Dangerous but convenient.
D. . Expensive but worthwhile.
listen to the recording
A. . They are well-paid.
B. . They are well-trained.
C. . They are becoming specialized.
D. . They are becoming unemployed.
listen to the recordingQuestions 12 to 14 are based on the conversation you have just heard.
A. . It seems quite normal.
B. . It is a depressing topic.
C. . It sounds a bit strange.
D. . It is getting more serious.
listen to the recording
A. . They are not allowed to speak.
B. . They must follow the rules.
C. . They treat them as sacred places.
D. . They are supposed to be quiet.
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