问题
选择题
The biggest whale is ________ blue whale，which grows to be about 29 meters long—the height of ________ 9－story building.
A．the；the
B．a；a
C．a；the
D．the；a
答案
答案：D
the blue whale特指“蓝鲸”这类动物；第二个空表泛指，a 9－story building意为“一座9层高的大楼”。