问题
选择题
The ____ bell has been repaired by an _____ engineer.
A．electrical; electric
B．electrical; electrical
C．electric; electrical
D．electronic; electric
答案
答案：C
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The ____ bell has been repaired by an _____ engineer.
A．electrical; electric
B．electrical; electrical
C．electric; electrical
D．electronic; electric
答案：C