問題詳情

17. If the proper card is not installed inside that computer, _____ impossible to start that complicated graphicsprogram.
(A)definitely is
(B) it is
(C) is
(D) because of

參考答案

答案：B
難度：簡單0.75
統計：A(0),B(3),C(1),D(0),E(0)