The population of many Alaskan citis has _______doubled in the past five years.

The population of many Alaskan citis has _______doubled in the past five years.

题目
The population of many Alaskan citis has _______doubled in the past five years.
A.larger than B.more than
C.as great as C.as many as
答案是选B,可是修饰人口不是用larger的吗?
答案
这里的more than 是修饰double的,这里表示“(程度)上更强,更多”,句中意思是“多余二倍”的意思~
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