题目选项分析

Japan has a land area

similar to California but fully 128 million in population, where 23%

23% are over the age of 65, according to the 2010 census.

Japan has a land area

similar to that of California but a population of fully 128 million people, of whom

23% are over the age of 65, according to the 2010 census.

题目基本信息

难度：难