ztc199201290411 发表于 2016-12-26 13:09
E后面其实是去修饰population的而A的when compared...这里从句的主语其实是group,所以不正确,综上选择E ...
YL11 发表于 2016-12-26 13:34
这样怎么解释呢?感觉很奇怪啊 1910年这个群体占据了人口的35%, 人口compared with 20%??真是奇怪, ...
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