问题补充:
At present a special village for the athletes from different countries to live in.
A. is built
B. is being built
C. builds
D. is building
答案:
A. is built
(答案→)B. is being built
C. builds
D. is building
解析:从时间状语At present看,与现在有关,village与build之间构成被动关系,排除CD,而且build动作正在进行,故选择B。句意,目前一个给来自不同国家的运动员居住的特别的村子正在被建。