問題詳情

30. ____ of the land in that district ___ covered with trees and grass.
(A)Two fifth…is
(B)Two fifths…are
(C)Two fifth…are
(D)Two fifths…is

參考答案

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