阿摩線上測驗
112. The factory manager emphasized that consistent equipment maintenance is ______ to preventing production line stoppages.
(A) critics
(B) critically
(C) critical
(D) critique
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統計： A(17), B(37), C(288), D(16), E(0) #3805300
統計： A(17), B(37), C(288), D(16), E(0) #3805300
