题目：It is reported that many a new house ______at present in the disater area.
A. are being built
B. were being built
C. was being built
D. is being built
喵查答案：D
考查动词时态，语态及主谓一致。由时间状语at present可知此处动词表示的动作正在进行，主语与所填词是被动关系；many a+名词单数做主语时，谓语动词用单数形式，由此可知本题选D。
