问题
选择题
It is reported that many a new house________at present in the disaster area.
A．are being built
B．were being built
C．was being built
D．is being built
答案
答案：D
考查主谓一致。many a +单数名词，许多，做主语时谓语动词应用单数；又因为at present表现在，应用一般现在时态，句意：据报道许多新房子现在正在灾区被建造。故选D