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After the new technique was introduced.the factory produced in 2001 as the year

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After the new technique was introduced.the factory produced in 2001 as the year

After the new technique was introduced,the factory produced        in 2001 as the year before.

A.as twice many machinesB.twice many as machines
C.as many machines twiceD.twice as many machines

试题答案

D

解析