问题补充：
The population of China is than that of America.
A. larger fives times
B. five times larger
C. five times as
D. as five times.
答案：
A. larger fives times
(答案→)B. five times larger
C. five times as
D. as five times.
解析：这题考查倍数的表达：倍数+形容词比较级+than，句意是：中国的人口是美国的人口的5倍。选B
