6. The Public Transport Commission’s commitment to running our city’s train and buses as _____ as possible has reduced
costs to the taxpayer by 5 %.
(A) efficiently
(B) suspiciously
(C) effectively
(D) predictably
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統計: A(55), B(5), C(30), D(7), E(0) #2516708
統計: A(55), B(5), C(30), D(7), E(0) #2516708