China has produced this year as it did in 1996.
A. as much steel twice
B. as twice much steel
C. twice steel as much
D. twice as much steel
网友回答
A. as much steel twice
B. as twice much steel
C. twice steel as much
(答案→)D. twice as much steel
解析：本题考查倍数表达方法：倍数+as+形容词/副词+as+比较对象。