28.A crowd of people stood at the entrance ___ the bridge and stared at us.

题目

28.A crowd of people stood at the entrance ___ the bridge and stared at us.
A.of B.around C.to D.on
选什么?为什么?

答案

C.类似过桥收费站,一般设在过桥前的某个地方；of 桥没有所谓入口；around 基本和桥没关系,因为在桥的附近； on 已经在桥上,不太合情理.