高中英语完成句子

题目

高中英语完成句子
The factory's output of cars this year is--------(大约是去年的三倍）,（as,great)
答案是about three times as great as that of last year跟我分析一下为什么要这样填,我每次都做不到这种类型的题目.最好帮忙找几个同类型的题目给我训练下

答案

倍数表达法：A be once/ twice/ three.times as + adj as BA be once/ twice/ three.times adj.比较级 than BA be once/ twice/ three.times the size of B举个很简单的例子吧：My room is four times as big as you...