题目

in front the building和in front of the building on the front at the front的区别
in front the building和in front of the building 的区别
on the front和at the front的区别

提问时间：2020-12-12

答案

in front of the building在建筑物前面（指的是人在建筑物之外）in the front of the building指的是在建筑物里的前面（人在建筑物里）on the frontI met them on the front porch.（在走廊里）我在前面走廊上碰到他...