Question

20. 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

Answer 1

20.   C考查现在分词作定语。句意：我们可以从我们的教室清楚地听见从顶楼正在被装修的会议室传出的噪声，响亮而持续。根据句意可知，显然房子正在被装修，所以应该用非谓语动词的进行时态，房子被装修，所以要用被动形式。故选C。