倍数表达法

“倍数”表达法

英语中常用倍数的表达方式有：<两倍用twice>

1.······倍数+as+adj./adv.+as······如：The room is three times as big as that one.这个房间是那个房间的3倍大。Sue earns five times as much as I do.苏挣钱是我的5倍。

2.······倍数+adj/adv的比较级+than······如：The car runs twice faster than that one.这辆轿车比那辆卡车快两倍。

3.······倍数+the size/length/width/height/depth/weight ect.+of······如：The big tree is four times the height of that small one.这棵大树的高度是那棵小树的4倍。

《易错难点

其他的表示“倍数”的几个句型：

1.倍数+that of······

2.倍数+what 引导的名词性从句

3.比较级+than······+by+倍数。如：The output of this year is 3 times that of 2012.=The

output of this year is 3times what it was in 2012.

4.<典例透视>

(2011陕西高考)The new stadium being built for the next Asian Games will be______the present one.

A.as three times big as

B.three times as big as

C.as big as three times

D.as big three times as [解析] 本题考查倍数的表达法。句意：为下届亚运会而正在建设的新体育场将是目前这个体育场的三倍。

【答案】B