There uesd to be a school here ,------ A usen't there Bdidn't there C used it怎么判断
问题描述：
There uesd to be a school here ,------ A usen't there Bdidn't there C used it怎么判断
答
B
这里曾经有一所学校,不是吗
used to 表示过去发生或存在的,现在已经改变了或不存在了.