请教大全上一题～～～高人帮帮忙

chaomat1988 · 发表于 2011-4-13 09:46:14

1. According to surveys by the National Institute on DrugAbuse, about 20 percent of young adults used cocaine in 1979, doubling thosereported in the 1977 survey.
(A) doubling those reported in the 1977 survey
(B) to double the number the 1977 survey reported
(C) twice those the 1977 survey reported
(D) twice as much as those reported in the 1977 survey（E）
(E) twice the number reported in the 1977 survey
我选了A 答案是E。。。 1977年里他和YOUNG ADULTS USED COCAINE DOUBLED 1979的YOUNG ADULTS不行吗，，，，，，， E感觉是人和数字在比较呀。。。如何解释呀请教

aeoluseros · 发表于 2011-4-13 10:35:17

http://forum.chasedream.com/GMAT_SC/thread-440341-1-6.html
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