The population of China is larger than of the United States.A. thisB. thatC. theseD. thos

问题补充：

The population of China is larger than of the United States.

A. this

B. that

C. these

D. those

答案：

A. this

(答案→)B. that

C. these

D. those

解析：考察代词用法。That指代不可数名词或者可数名词单数，后面有定语修饰，表示特指。本句的that指代population; those指代可数名词复数形式，后面也有定语修饰，表示特指。