单项选择题

A．They circle helplessly.
B．They fly by radar.
C．They use landmarks.
D．They use the moon.
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单项选择题
In the United States, most of the electricity is generated from coal or natural gas.
A．Y
B．N
C．NG
单项选择题
According to Goleman, which of the following persons owes the most to EI for his her success
A．Plumber.
B．Manager of the sales department.
C．President of a company.
D．Manager of the personnel department.
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