問題詳情

I. Vocabulary: 15%
【題組】1. The natural balance between prey and predator is increasingly _______, most frequently by human intervention.
(A) celebrated
(B) questioned
(C) observed
(D) disturbed

參考答案

答案：D
難度：適中0.464286
統計：A(2),B(5),C(6),D(13),E(0)