問題詳情

15. The use of radar, as well as the two way radio, _____ for state troopers to intercept most speeders.
(A) make it possible
(B)make possible
(C) makes it possible
(D) makes possible

參考答案

答案：C
難度：適中0.655172
統計：A(5),B(0),C(19),D(3),E(0)