标题: 求助GWD-10-Q23，实在看不懂句子结构 [打印本页] 作者: ddswendy 时间: 2011-6-30 09:56 标题: 求助GWD-10-Q23，实在看不懂句子结构 正确答案是D。请问如果amounting to 是伴随状语，“down from nearly three-quarters a decade ago”是做什么结构呢？
For the first time in the modern era, non-Hispanic Whites are officially a minority in California , which amounts to a little less than half the population of the state, down from nearly there-quarters only a decade ago.
A.which amounts to a little less than half the population of the state, down from nearly three-quarters only a decade ago
B.which amounts to a little less than half the population of the state, down from a decade ago, when it was nearly three-quarters
C.and that amounts to a little less than half the population of the state, down from a decade ago, when they were nearly three-quarters
D.amounting to a little less than half the population of the state, down from nearly three-quarters a decade ago
E.amounting to a little less than half the population of the state, down from what it was a decade ago by nearly three-quarters