[求助]GWD 13-30

zieily

Q30:

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.

1. which amounts to a little less than half the population of the state, down from nearly three-quarters only a decade ago
2. which amounts to a little less than half the population of the state, down from a decade ago, when it was nearly three-quarters
3. 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
4. amounting to a little less than half the population of the state, down from nearly three-quarters a decade ago
5. amounting to a little less than half the population of the state, down from what it was a decade ago by nearly three-quarters

这道题大家的公论是D, 可是我有一个问题不明白，就是原题干中有only, 为什麽要省略掉呢，似乎按照GMAT的原则如果副词不是特别有问题，不该省略的呀

dreamtousa

是选D啊

only省掉没有导致问题就可以吧。也没怎么改变愿意阿

alanguo

和A，B中单复数的错误比，省了only就不算什么了。

susanoffice

就是，小问题就不用较真了