問題詳情

16 The________ date for a medicine is the last date that the manufacturer guarantees the medicine issafe or effective.
(A)extension
(B)expiration
(C)expatriation
(D)exportation

參考答案

答案:B
難度:適中0.5
統計:A(1),B(1),C(0),D(0),E(0)

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