问题补充:
(陕西宝鸡质检)People eatvegetables 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
答案:
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。