問題詳情
172. The application of electronic controls made _________ by the microprocessor and computer storage have multiplied theuses of the modern typewriter.
(A) it possible
(B) possible
(C) it is possible
(D) possibility
參考答案
答案：A
難度：適中0.68
統計：A(34),B(5),C(3),D(4),E(0)