The telephone system is no longer operative.

admin2014-09-13  62

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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