The survey shows that urban students spend about twice money the ones from rural areas do.
A. the amount of
B. more than
C. as more as
D. as much as
网友回答
(答案→)A. the amount of
B. more than
C. as more as
D. as much as
解析：考查倍数的表达：倍数+the+名词+of，句意：调查表明城市学生花的钱是农村学生的两倍。选A。