单项选择题

Questions 11 to 18 are based on the conversation you have just heard.

A．Someone hired by the auto club.
B．He repaired it himself.
C．A private mechanic he phoned.
D．A passing police patrol car.
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单项选择题
Which of the following statements does the author imply
A．In science .it is not difficult to distinguish fact from fiction.
B．Practical-minded people can understand the meaning and objectives of pure science.
C．Scientists engaged in the theoretical research should not be blamed for ignoring the practical side of their discoveries.
D．Today few people have any notion of the meaning of science.
单项选择题
The term electronic city in Paragraph 2 refers to ______.
A．Berkeley
B．Earth
C．Los Angeles
D．San Francisco
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