問題詳情
8. The IMO had come up with a ______________ on newly adoption of ECA to deal with theglobal air pollution issues.
(A) less efficient
(B) more or less restriction
(C) further restriction
(D) more sufficient
參考答案
答案：C
難度：適中0.658537
統計：A(9),B(13),C(54),D(6),E(0)