The difference between life in one country and that in another is quite often__the differencebetween city life and village life in the same country.Anot so big as Bso big as Cnot big as Das big as
问题描述：
The difference between life in one country and that in another is quite often__the difference
between city life and village life in the same country.Anot so big as Bso big as Cnot big as Das big as
答
A
两个国家之间生活的差异通常没有一个国家城市与乡村的生活差异那么大。
答
A 肯定句中用as...as,否定句中用so...as