30. Having introduced the advanced scientific methods, the factory turned out in 2006 as

发布时间：2020-08-15 01:30:25


30. Having introduced the advanced scientific methods, the factory turned out      in 2006 as a year before.
A. as many as four times machines
B. four times machines as many
C. four times as many machines as
D. four times as many machines

网友回答

A. as many as four times machines
B. four times machines as many
C. four times as many machines as
(答案→)D. four times as many machines
解析：本题考查倍数的问题。原句后面还有一个as 。
以上问题属网友观点，不代表本站立场，仅供参考！