阿摩線上測驗
14. Which is inappropriate? The CEO acknowledged the retiring employee's contributions to the company as highly ______.
(A) valuable
(B) invaluable
(C)valueless
(D) priceless
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統計： A(1), B(1), C(1), D(0), E(0) #3443217
統計： A(1), B(1), C(1), D(0), E(0) #3443217
