问题
选择题
________ of giant pandas is getting _________ because their living areas are becoming farmland.
A．The number, larger and larger
B．A number, larger and larger
C．The number, smaller and smaller
D．A number, smaller and smaller
答案
答案：C
the number of 表示···数量，做主语时，相当于单数形式，a number of，表示大量的，作主语时，相当于复数形式。故选C
不平衡