5. The employee has been _____ about his career, and soon got the promotion he deserved.
(A) obscure
(B) conscientious
(C) reliable
(D) implicit
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統計: A(7), B(60), C(8), D(4), E(0) #77516
統計: A(7), B(60), C(8), D(4), E(0) #77516