问题补充：
Statistics show that house prices in the last 2 years have risen they had expected.
A. twice as much as
B. as much as twice
C. as twice much as
D. as much twice as
答案：
(答案→)A. twice as much as
B. as much as twice
C. as twice much as
D. as much twice as
解析：考查倍数的表达：倍数的一种表达法是“倍数+as…as”，句意：数据表明在过去的两年中房价已经上升到预料的两倍多了。选A。
