The two pens are the same, but the red one cost that one.
A. as much twice as
B. twice as much as
C. much as twice as
D. as twice much as
网友回答
A. as much twice as
(答案→)B. twice as much as
C. much as twice as
D. as twice much as
解析：
这题考查倍数的表达：倍数+as+形容词原级+as的用法，句意是：这两只钢笔一样，但红的价格是那个的两倍。选B。