The building ____ by the end of next month will contain the lab.
A. being completed B. has been completed
C. to be completed D. to have completed
The building ____ by the end of next month will contain the lab.
A. being completed B. has been completed
C. to be completed D. to have completed
C
考查done, being done, to be done之区别done（过去分词）表示已完成的动作;
being done（现在分词的被动式）表示正在进行的动作; to be done（不定式的被动式）表示将要发生的动作。