单项选择题

Questions 16 to 18 are based on the passage you have just heard.
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A. Because airplanes are driven by air.
B. Because they need air to see things far ahead.
C. Because they need air to lift their wings.
D. Because the drivers can’t breathe without air.
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单项选择题
A. She felt like being interested in it. B. She was not happy about it. C. She felt disappointed. D. She was really amazed.
A. She felt like being interested in it. B. She was not happy about it.
C. She felt disappointed. D. She was really amazed.
单项选择题
A. She had never read the magazine herself. B. She knew who usually read the magazine. C. She was quite interested in the new device. D. She agreed with Bill at the end of the conversation.
A. She had never read the magazine herself.
B. She knew who usually read the magazine.
C. She was quite interested in the new device.
D. She agreed with Bill at the end of the conversation.
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