1. Both elevators are _______, so I had to use the stairs.
(A) neither serving
(B) no serving
(C) no services
(D) out of service

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統計： A(7), B(49), C(19), D(267), E(0) #1616562

詳解 (共 2 筆)

#2345538
Out of Service 與 Out...
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#3040329

兩部電梯都是停止運作，所以我不得不使用樓梯。

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