语法问题大全987-404

404.In the 1980’s the rate of increase of the minority population of the United States was nearly twice as fast as the 1970’s.
(A) twice as fast as
(B) twice as fast as it was in
(C) twice what it was in
(D) two times faster than that of
(E) two times greater than

the key: C

C为什么对？B为什么不对啊？

欢迎cd1123ＧＧ的ＣＤ来。

发帖前请先参看http://forum.chasedream.com/dispbbs.asp?boardID=23&ID=79830&page=1

很多问题在这里都有详细的解答http://forum.chasedream.com/dispbbs.asp?BoardID=23&ID=57755（404也有）

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