問題詳情

7. These days, with technological and medical ______, people around the world are living longer andworkforces in many places are shrinking.
(A) problems
(B) advances
(C) compensation
(D) crises

參考答案

答案:B
難度:簡單0.84
統計:A(1),B(21),C(2),D(0),E(0)

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