问题补充:
.My brother wants to work in the factory which still .
A. is/ building
B. has /been built
C. is /being built
D. is /to be built
答案:
A. is/ building
B. has /been built
(答案→)C. is /being built
D. is /to be built
解析:句意:我哥哥想去那个正在被建的工厂工作。因为是still“仍然”,所以是现在进行时,而且the factory和build是被动关系,用现在进行时的被动,选C。