问题
单项选择题
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
参考答案：D
解析： many a表示许多，many a+单数名词+单数动词，所以排除A和B。由“at present”可知应该用现在进行时。故选D。