(2009陕西宝鸡质检)People eat vegetables per person today as they did ten years ago.
A. as twice many
B. as twice as many
C. twice as many as
D. twice as many
网友回答
A. as twice many
B. as twice as many
C. twice as many as
(答案→)D. twice as many
解析：根据英语中倍数的表达方式之一，倍数+as+adj+as+被比对象，选D。