单项选择题

A．He used a glass bowl.
B．He applied a small amount of electricity.
C．The director gave him an idea.
D．He edited the pictures and put them together later.
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单项选择题
A．The personnel manager should be fired for inefficiency.B．A few engineers should be employed to modernize the factory.C．The entire staff should be retrained.D．Better-educated employees should be promoted.
A．The personnel manager should be fired for inefficiency.
B．A few engineers should be employed to modernize the factory.
C．The entire staff should be retrained.
D．Better-educated employees should be promoted.
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