The flat rent is expensive I’ve got about half the space I had at home but I am paying h

问题补充：

The flat rent is expensive, I’ve got about half the space I had at home but I am paying here.

A. at twice much

B. as much twice

C. much as twice

D. twice as much

答案：

A. at twice much

B. as much twice

C. much as twice

(答案→)D. twice as much

解析：考查倍数表达法。句意：这所房子房租太贵了，这房子的面积是我家里的房子一半大小可我却要为它付（我家里的房子的）3倍的价钱。常见倍数表达法结构：（1）A+ 谓语+倍数+as+adj./adv.原级+as B;当说话人和听者明白比较的对象是什么时第二个as 可省。选D。