問題詳情

【題組】20. The toxic waste from the factory ______ the water in the lake, which is not safe for a swim here.
(A) contaminated
(B) acquired
(C) scattered
(D) embraced

參考答案

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