The price of the flat now is that last year.
A. as twice high as
B. twice more expensive than
C. as high as twice
D. twice the amount of
网友回答
A. as twice high as
B. twice more expensive than
C. as high as twice
(答案→)D. twice the amount of
解析：考查倍数。倍数的表达：倍数 + as + adj.原级 + as/ 倍数 + adj比较级 + than/ 倍数 + the + n. +of。B选项price不可用expensive修饰，故选D。