难题求助

mahatma · 发表于 2010-9-12 23:44:54

In the 1980's the rate of increase of the minority population of the US was nearly twice as fast as the 1970's.
其他选项错误很明显
就两个有些不明白
twice what it was in twice as fast as it was in
其中有一个是正确的

newalan · 发表于 2010-9-14 18:07:09

当然选 twice as fast as it was in，前一个的比较结构都没了

制约与平衡 · 发表于 2010-9-14 19:03:08

http://forum.chasedream.com/GMAT_SC/thread-31796-1-1.html
在这里讨论过了

难题求助

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