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标题: [求助]大全791 D选项 [打印本页]

作者: pourquoiwhy 时间: 2009-3-5 16:21
标题: [求助]大全791 D选项

1. The number of undergraduate degrees in engineering awarded by colleges and universities in the United States increased by more than twice from 1978 to 1985.DC

(A) increased by more than twice

(B) increased more than two times

(D) was more than doubled（C）

(E) had more than doubled

i am so confused about choice D,what's wrong withD??

作者: pourquoiwhy 时间: 2009-3-5 16:22
dingdingding

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