单项选择题


Passage One
Questions 26 to 28 are based on the passage you have just heard.

A．The oceans and the gold rush.
B．The railroads and the discovery of oil.
C．Tourism and the entertainment industry.
D．Sea trade and the airplane industry.
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单项选择题
A．That there was no effect.B．That it improved operations.C．That operations became less efficient.D．That the employees became dissatisfied.
A．That there was no effect.
B．That it improved operations.
C．That operations became less efficient.
D．That the employees became dissatisfied.
单项选择题
A．In a research institute.B．In a zoo.C．On the beach.D．On the campus.
A．In a research institute.
B．In a zoo.
C．On the beach.
D．On the campus.
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