英语比较级问题

问题描述:

英语比较级问题
The house rent is high.I've got about half the space I had at home and I'm paying three times as much here.
在as much后面为什么没有另一个as...

另一个as省略了,还原为:
I've got about half the space I had at home and I'm paying three times as much here as at home.
承前省略,常用的.