問題詳情
31 Since the police_____ the motorists not yielding to pedestrians at intersections, the cases of vehicle-pedestrian
collision have reduced.
(A) did justice to
(B) shelled out for
(C) pushed through
(D) cracked down on
參考答案
答案：D
統計：A:12,B:4,C:5,D:11,E:0
難度：計算中