【题目】The of an area of land is a line in people's imagination that separates it from other areas.
A. boundary B. hurdle
C. ceiling D. neighborhood
在线课程【答案】A
【解析】句意：一块土地的面积的边界是人们想象中的一条线，它把它与其他地区分开。此题是关于名词的辨析。A. boundary边界；B.hurdle障碍；C. ceiling上限；D. neighborhood社区。故选A。