問題詳情

18、 Recent engineering developments have made _____ to recycle coffee ashes into reusable fabric.
(A) possible, and
(B) it is possible
(C) the possible
(D) it possible

參考答案

答案：D
難度：簡單0.880597
統計：A(6),B(6),C(4),D(118),E(0)