问题补充：
The population of China is than that of America.
A. larger five times
B. five times larger
C. as five times
D. as five times larger
答案：
A. larger five times
(答案→)B. five times larger
C. as five times
D. as five times larger
解析：考察倍数表达法，比……大几倍，倍数+形容词比较级+than，故选B，中国的人口比美国多五倍。
