It is reported that the United States uses energy as the whole of Europe.
A. as twice
B. twice much
C. twice much as
D. twice as much
网友回答
A. as twice
B. twice much
C. twice much as
(答案→)D. twice as much
解析：形容词原级as…as的前面可以用表示倍数的词twice，意思是“是……的多少倍”，故选D。