大小、长度、重量等表示法五个世界之最英语长度

大小、长度、重量等表示法，特别是倍数表达法对于扩大考生来说是重点也是难点，翻译、改错等题型都可以出题，考试时不容易对付，要求考生必须熟练掌握和运用。
1，主语系动词数词 times(倍数)as 原级形容词 as 比较对象。
Asia is four times as large as Europe.
亚洲面积是欧洲的四倍。
He runs twice as fast as Mike．他跑的速度是迈克的两倍。(两倍只用twice就可以了。)
This TV set costs twice as much as that one．
这台电视机的价格是那台电视机的两倍。
The playground is 2．5 times as big as it was ten years ago．
这个操场是十年前的两倍半大。
This tree is three times as tall as that one.
这棵树是那棵树的三倍高.
His father is twice as old as he.
他父亲的年纪有他两倍大。
其实：A is n times 比较级 than B=A is n times as 原级 as B
Asia is four times as large as Europe.
= Asia is four times larger than Europe.
亚洲面积是欧洲的四倍。
The Yangtze River is almost twice as long as the Pearl River.=The Yangtze River is almost twice longer than the Pearl River.
长江差不多是珠江长两倍。

The dictionary is exactly five times as expensive as that one.=The dictionary is exactly five times more expensive than that one.
这本字典比那本恰好贵5倍。
The output is twice as much as that of ten years ago. = The output is twice more than that of ten years ago
产量是10年前的两倍。
three times as long as sth
=three times longer than sth某物的三倍长
其他的句型转化也是同理。
2，A 系动词数词 times the weight/width/depth/size/length等 of 比较对象。
The big box is five times the weight of the small one．
这个大箱子的重量是小箱子的五倍。
The newly broadened square is four times the size of the previous one.
新扩建的广场是未扩建时的四倍大。
说明:上述句型表示“是……的几倍" 。其中的as…as之间要用形容词原级。此外，我们可以用“倍数 the size／length／width／height／weight等单位名词 of…”来表示“……的尺寸(长度、宽度、高度、重量等)是……的几倍" 。
3，主语谓语倍数词/百分比形容词／副词比较级 than 比较对象
I am twice older than Tom．
我的岁数是汤姆的两倍。
【大小、长度、重量等表示法五个世界之最英语长度】Your dog'S sense of smell is up to 1 00，000 times greater
你的狗的嗅觉灵敏是你的嗅觉的十万倍。
The university is three times bigger than it was in 1980．
这所大学现在是1980年时三倍那么大。
The grain output is 8 percent higher this year than that of
今年比去年粮食产量增加8％。
Manufacturing output has increased by 8%.
工业产量增长了8% 。
Output will fall by 6%
产量将减少6% 。
说明:此句型表示“比……大(多、宽、高等)几倍” 。其中的形容词要用比较级，而倍数词除了“两倍"可以用twice表示外，其他倍数都是由数字加上times所组成，例如“三倍”是three times，“四倍"是four times，以此类推。
4，数词单位量词词形容词。
The wooden bridge is 20 metres wide．=The wooden bridge is 20 metres in width．这个木桥有20米宽。
His father is six feet in height．=His father is six feet tall．他父亲身高六英尺。
This piece of luggage is 8 kilograms in weight．这件行李有八千克重。
The fish is two feet in length. 这条鱼有两英尺长。
We need a rope about 10 meters long. 我们需要一根约10米长的绳子。
The well is about 30 meters deep. 这口井约30米深。
He is six feet in height. 他身高六英尺。

大小、长度、重量等表示法 五个世界之最英语长度

大小、长度、重量等表示法五个世界之最英语长度