The telephone system is no longer operative.A:running B:moving C:rotating D:wor

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问题 The telephone system is no longer operative.

选项 A:running
B:moving
C:rotating
D:working

答案D

解析本句意思:电话系统不再运作了。operative运作的。run奔跑,经营;move移动;rotate转动;work工作,运作。
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