The noise from the top floor, loud and constant, of the meeting-room can be clearly heard in our classroom.
A. to be decorated
B. having been decorated
C. being decorated
D. decorated
网友回答
A. to be decorated
B. having been decorated
(答案→)C. being decorated
D. decorated
解析：考查现在分词的被动做定语：句意：来自顶楼的正在被装修的会议室传出的噪音，可以从我们教室清楚的听见。从句意可知：显然房子正在被装修，所以应该用进行时态，房子被装修，所以要用被动，选C。