倍数表达法几种形式
倍数的表达方法(附练习及答案)
倍数的常用表达方式1. A + 谓语+ 倍数+ as + 计量形容词或副词原级+ as + BThis 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。
2. A + 谓语+ 倍数+ 计量形容词或副词比较级+ than + BThe Yangtze River is almost twice longer than the Pearl River.长江差不多比珠江长两倍。
The dictionary is exactly five times more expensive than that one.这本字典比那本恰好贵5倍。
3. A + 谓语+ 倍数+ the + 计量名词(size/height/weight/length/width) + of + BThe newly broadened square is four times the size of the previous one.新扩建的广场是以前的四倍大。
4. The + 计量名词(size/height/weight/length/width) + of + A + 谓语+ 倍数+ that + of + BThe size of the newly broadened square is four times that of the previous one.新扩建的广场是以前的四倍大。
5. A + 谓语+ 倍数+ as + many + 可数名词复数+ as…He has got three times as many books as his sister.他拥有的书的数量是他妹妹的3倍。
6. A + 谓语+ 倍数+ as + much + 不可数名词+ as…We've produced twice as much cotton this year as( we did) ten years ago.今年我们生产的棉花是十年前的两倍。
倍数表达法
倍数表达法是历届高考的热点。
当我们要表达甲是乙的几倍时,通常可使用以下句型:1.倍数+as+形容词或副词的原级+as+其它。
这种结构又常演变成下列两类:①倍数+as+many+可数名词复数+as;②倍数+as+much+不可数名词+as。
如:There are seven times as many people as I expected.是我预料的人数的七倍。
There is five times as much coffee in this glass as in that one.这个杯子里的咖啡是那个杯子里的五倍。
2.倍数+形容词(或副词)的比较级+ than+其它。
如:The hall is five times bigger than our classroom.这个大厅的面积比我们教师大五倍。
3.倍数+the size/height/length/width.etc.+of+其它。
如:This road is six times the length of that one.这条路是那条路的六倍长。
4.计量名词+of+名词+be+倍数+that+of+其它。
如:The size of the newly broadened square is four times that of the previous one.新扩建的广场为以前的四倍大。
5.倍数+what从句。
如:The production is now three times what it was ten years ago.现在的产量是十年前的三倍。
6.倍数+more+名词+than+其它。
如:There are nine times more books in his bag than in yours.他书包里的书比你书包里的书多九倍。
7.其它表达。
如:She“s twice/double my age.她的年龄是我的两倍。
倍数表达法
“倍数”的常用表达方式有这样一道高考题:The house rent is expensive. I've got about half the space I had at home and I'm paying _______ here.A. as three times muchB. as much three timesC. much as three timesD. three times as much该题的正确答案为 D .显然本题是在考查倍数的表达法。
倍数表达法是高中英语教学的重点,也是历年的高考热点之一。
掌握倍数的表达法对于同学们学好英语具有重要意义。
下面对倍数的几种表达法作一归纳:一、用 times 表示倍数(一般限于包括基数在内三倍或三倍以上的数。
表示两倍的数,一般用 twice )。
其句式有:1. “… times +形容词 / 副词的比较级+than …”例如:Line AB is three times longer than line CD. 线段 AB 是(线段) CD 的三倍长。
This hall is five times bigger than our classroom. 这个大厅比我们的教室大 5 倍。
2. “… times +as + 形容词 / 副词的原级+as …”例如:This table is three times as long as that one. 这张桌子是那张桌子的三倍长。
This dictionary is five times as thick as the one you borrowed from the library. 这本词典的厚度是你从图书馆借的那本(厚度)的 5 倍。
3. “… times + the + 名词(如: size, height, weight, length, width 等)+of …”例如:The earth is 49 times the size of the moon. 地球的体积是月球的 49 倍。
倍数表示法英语句型
倍数表示法英语句型
倍数表达法句型:1.倍数+形容词/副词比较级+than;2.倍数+as+形容词/副词/(名词)+as;3.倍数+名词;4.动词+倍数;5.动词+by+数词/百分比/倍数。
英语倍数表示主要三种句式
1、倍数+比较级...
倍数as...as(意思是“A是B的几倍”)
I am twice as old as he.我的年纪是他的两倍。
倍数+比较级(意思是:A是B的几倍)
This street is four times shorter than that one.这条街道比那
条短四倍。
2、倍数+the 度量词of...
The earth is 49 times the size of the moon.地球的体积是月球的49倍。
3、其它表示法
(1)英语中有些词表示特定的倍数,例:twice, double ( 两倍), triple ( 三倍), fourfold ( 四倍) 等数。
The top-brand clothes are often sold as double the normal price here. 售价经常比正常的售价高一倍。
(2)使用by,to等。
Compared with last year ,our coal output has increased by three times.与去年相比,我们的煤产量增长了3倍。
(使用by...)。
倍数表达柯林斯
倍数表达柯林斯
在英语中,倍数表达可以使用以下几种方式:
1. 使用形容词或副词的比较级和最高级形式,如 "bigger"、"larger"、"more" 等。
例如:This room is twice as big as that one. (这个房间是那个房间的两倍大。
)
2. 使用倍数词,如 "times"、"fold" 等。
例如:The price of the product has increased by three times. (这个产品的价格已经上涨了三倍。
)
3. 使用百分数或分数表示倍数。
例如:The output of the factory has increased by 50%. (这个工厂的产量增加了 50%。
)
4. 使用倍数词和比较级或最高级结合的形式,如 "twice as large as"、"three times bigger than" 等。
例如:This book is twice as thick as that one. (这本书是那本书的两倍厚。
)
需要注意的是,在使用倍数表达时,要根据具体情况选择合适的表达方式,并确保表达的准确性和清晰性。
英语倍数的表达方法
英语倍数的表达方法英语倍数的表达方法有3种:倍数+as+形容词或副词原级+as、倍数+形容词或副词比较级+than、计量名词+of+名词+be+倍数+that+of。
一、倍数+as+形容词或副词原级+as这种方法用于表示两个事物之间的倍数关系,通常用于同类可比较的事物。
例如:This room is three times as big as that one,这个房间是那个房间的三倍大。
He can run twice as fast as me,他能跑得比我快两倍。
She has four times as many books as I do,她有的书是我有的书的四倍多。
注意,如果形容词或副词后面有名词,要根据名词的可数性和单复数来决定是否加a/an或many/much。
例如:He earns five times as much money as I do,他赚的钱是我赚的钱的五倍。
(money是不可数名词,所以用much)She is twice as old as her brother,她的年龄是她弟弟的两倍。
(old后面没有名词,所以不加a/an)This box is three times as heavy as a normal one,这个盒子是普通盒子的三倍重。
(heavy后面有一个可数名词单数,所以加a)二、倍数+形容词或副词比较级+than这种方法也用于表示两个事物之间的倍数关系,但是更强调其中一个事物的特征。
例如:This car is three times faster than that one,这辆车比那辆车快三倍。
The population of China is four times larger than that of the United States,中国的人口是美国的四倍多。
He spent twice more time on this project than I did,他在这个项目上花了比我多两倍的时间。
英语中的11种倍数表达法
英语中的11种倍数表达法一. 表达倍数的3个基本句型1.“A+be动词/谓语动词+倍数+as+形容词/副词原级+as+B”,表示“A正好是B的多少倍”。
例如:Asia is four times as large as Europe.亚洲的面积是欧洲的四倍。
This big stone is three times as heavy as that one.这块大石头的重量是那块的三倍。
The plane flew ten times as high as the kite.那架飞机的飞行高度是那只风筝的十倍。
2. “A+be动词/谓语动词+倍数+形容词/副词比较级+than+B”,表示“A比B大(长、高、宽等)多少倍”。
例如:This rope is twice longer than that one.这根绳子比那根绳子长两倍(是那根绳子三倍长)。
This hall is five times bigger than our classroom.这个大厅比我们的教室大五倍(是我们教室的六倍大)。
The car runs twice faster than that truck.这辆小车的速度比那辆卡车快两倍(是那辆卡车的三倍快)。
3. “A+be动词+倍数+the size/height/length/width, etc+of+B”,表示“A正好是B的多少倍”。
例如:This street is four times the length of that one.这条街是那条街的四倍长。
This hill is four times the height of that small one.这座山的高度是那座小山的四倍。
二. 倍数表达基本句型的7种变形除表达倍数的三个基本句型外,我们还要掌握其基本句型的7种变形。
1. “ ... times as many/much+名词+as+被比对象”。
英语倍数表达法基本句型
一. 表达倍数的三个基本句型1.“A+be动词/谓语动词+倍数+as+形容词/副词原级+as+B”,表示“A正好是B 的多少倍”。
例如:Asia is four times as large as Europe.亚洲的面积是欧洲的四倍。
This big stone is three times as heavy as that one.这块大石头的重量是那块的三倍。
The plane flew ten times as high as the kite.那架飞机的飞行高度是那只风筝的十倍。
2. “A+be动词/谓语动词+倍数+形容词/副词比较级+than+B”,表示“A比B大(长、高、宽等)多少倍”。
例如:This rope is twice longer than that one.这根绳子比那根绳子长两倍(是那根绳子三倍长)。
This hall is five times bigger than our classroom.这个大厅比我们的教室大五倍(是我们教室的六倍大)。
The car runs twice faster than that truck.这辆小车的速度比那辆卡车快两倍(是那辆卡车的三倍快)。
3. “A+be动词+倍数+the size/height/length/width, etc+of+B”,表示“A正好是B的多少倍”。
例如:This street is four times the length of that one.这条街是那条街的四倍长。
This hill is four times the height of that small one.这座山的高度是那座小山的四倍。
除表达倍数的三个基本句型外,我们还要掌握其基本句型的7种变形。
1. “ ... times as many/much+名词+as+被比对象”。
例如:There is four times as much water in this pot as in that one.这个壶里装的水是那个壶里的四倍。
英语倍数表达法五种
英语倍数表达法五种
一、Doubles(双倍)
Doubles表达的是双倍,即二倍数。
Doubles的意思是将一个数字乘
以2. 例如:double four = 8,表示把4乘以2得到8。
二、Half(一半)
Half表示的是一半,即一半的数量或者长度。
Half的意思是把一个
数字除以2. 例如:half 16 = 8,表示把16除以2得到8。
三、Triple(三倍)
Triple表示的是三倍,即三倍数。
Triple的意思是将一个数字乘以3. 例如:triple five = 15,表示把5乘以3得到15。
四、Quadruple(四倍)
Quadruple表示的是四倍,即四倍数。
Quadruple的意思是将一个数
字乘以4. 例如:quadruple seven = 28,表示把7乘以4得到28。
五、Quintuple (五倍)
Quintuple表示的是五倍,即五倍数。
Quintuple的意思是将一个数
字乘以5. 例如:quintuple nine = 45,表示把9乘以5得到45。
总的来说,英语倍数表达法有 doubles(双倍)、half(一半)、triple(三倍)、quadruple(四倍)、quintuple(五倍)五种种表
达方式。
每种表达方式有其特定的意思,分别是将一个数字乘以对应
的倍数。
倍数的表达方法
倍数的表达方法倍数是数学中常用的概念之一,它用来表示一个数是另一个数的几倍。
倍数的表达方法有多种,下面将介绍几种常见的倍数表达方法。
1. 整数倍:当一个数是另一个数的整数倍时,可以用整数相乘的方式来表示。
例如,6是3的2倍,可以表示为6 = 3 × 2。
2. 分数倍:当一个数是另一个数的分数倍时,可以用分数相乘的方式来表示。
例如,2是1的1/2倍,可以表示为2 = 1 × 1/2。
3. 百分比倍:当一个数是另一个数的百分比倍时,可以用百分数相乘的方式来表示。
例如,120是80的150%倍,可以表示为120 = 80 × 150%。
4. 小数倍:当一个数是另一个数的小数倍时,可以用小数相乘的方式来表示。
例如,0.8是0.4的2倍,可以表示为0.8 = 0.4 × 2。
5. 十进制倍:当一个数是另一个数的十进制倍时,可以用十进制相乘的方式来表示。
例如,1.2是0.6的2倍,可以表示为1.2 = 0.6 × 2。
倍数的表达方法在实际生活中有着广泛的应用。
比如,我们经常会用到倍数来计算购买商品的总价。
假设某商品的单价为100元,如果我们购买3个该商品,那么需要支付的总价就是这个单价的3倍,即300元。
倍数的概念还可以用于解决一些实际问题。
比如,假设小明每天早上骑自行车上学,他的骑行速度是20千米/小时,而他的朋友小红的骑行速度是他的1.5倍,那么小红的骑行速度就是30千米/小时。
倍数还可以用于解决一些比例问题。
比如,假设A地和B地之间的距离是100千米,而A地和C地之间的距离是A地和B地之间距离的1.2倍,那么A地和C地之间的距离就是120千米。
倍数的表达方法还可以用于解决一些比较问题。
比如,假设某公司去年的利润是100万元,而今年的利润是去年利润的1.5倍,那么今年的利润就是150万元。
在数学中,倍数是一个重要的概念,它广泛应用于各个领域。
通过掌握倍数的表达方法,我们可以更好地理解和应用倍数的概念,从而更好地解决实际问题。
英语倍数10种表达法(附词典例句)
1.倍数+ as +形容词原级 + as …2.倍数+形容词比较级 + than …3.倍数+ the +名词 (size/length/width/height...)of...4.倍数+ that + of …5.倍数+形容词性物主代词+名词6.倍数 + what + 从句7.用double, triple, threefold, fourfold等表倍数8.倍数 as many/much + 名词 + as + 被比较对象9.倍数 + more + 名词(可数或不可数)+than+被比对象。
如:10.分数/百分数(one-third /30%)+形容词比较级 + than …1.倍数+ as +形容词原级 + as …《朗文当代高级英语辞典》第五版第2745页twice词条They employ 90 people, twice as many as last year.他们雇用了90人,是去年的两倍。
Interest rates are twice as high as those of our competitors.利率是我们竞争对手的两倍高。
《柯林斯高阶英汉双解学习词典》第2868页twice词条The figure of seventy-million pounds was twice as big as expected.7,000万英镑的金额是预期的两倍。
《剑桥高阶英汉双解词典》第2435页twice词条The state is at least twice as big as England. 这个州至少是英格兰的两倍大。
《韦氏高阶英汉双解词典》第2268页twice词条2The new house is twice (=two times) as large as our old one.新房子是我们老房子的两倍大。
《韦氏高阶英汉双解词典》第40页again词条6half again as much 或half as much again 比… 多一半(用于两个数据的比较)My ticket cost half again as much as your ticket. (for example: my ticket costs $ 15 and your ticket costs $10) 我的票比你的贵一半。
英语倍数的表达
倍数表达法倍数表达法是高中英语教学的重点,也是历届高考的热点。
当我们要表达甲是乙的几倍时,通常用下面三个句型来表示:1. “A+倍数+形容词或副词的比较级+than+B”,表示“A比B大(长、高、宽等)多少倍”。
如:This rope is twice longer than that one. 这根绳子是那根绳子的两倍长(比那根绳子长一倍)。
This hall is five times bigger than our classroom. 这个大厅比我们的教室大四倍(是我们教室的五倍)。
The car runs twice faster than that truck. 这辆小车的速度比那辆卡车快一倍(是那辆卡车的两倍)。
2.“A+倍数+as+形容词或副词的原级+as+B”,表示“A正好是B的多少倍”。
如:Asia is four times as large as Europe. 亚洲的面积是欧洲的四倍。
This big stone is three times as heavy as that one. 这块大石头的重量是那块的三倍。
The plane flew ten times as high as the kite. 那架飞机的飞行高度是那只风筝的十倍。
3. “A+倍数+the size/height/length/width,etc+of+B”,表示“A正好是B的多少倍”。
如:This street is four times the length of that one. 这条街是那条街的四倍长。
This hill is four times the height of that small one. 这座山的高度是那座小山的四倍。
除掌握倍数表达的三个常规句型外,我们更要注意的是其常规句型的变形及其特殊规律。
一。
常规句型的变形1. “……times+more+名词(可数或不可数)+than+被比对象”。
英语中表示倍数的四种表达方法
英语中表示倍数的四种表达方法英语中表示倍数的四种表达方法1、加倍表达double:表示“两倍”的意思;Example:He earns double the salary of his old one. 他赚的薪水是原来的两倍。
triple:表示“三倍”的意思;Example:The salary of his new job is triple of it. 他新工作的薪水是原来的三倍。
2、乘以数字表达times:表示“乘以...倍”的意思;Example:Her salary is five times of mine. 她的薪水是我的五倍。
multiple:表示“乘以几倍”的意思;Example:This machine is multiple times more efficient than last year. 这台机器比去年效率高了几倍。
3、几倍表达Pair:表示“两倍”的意思;Example:We will get pair of what we put in. 我们将得到我们投入的两倍。
Fold:表示“三倍”或更多倍的意思;Example:Their sales have increased fold. 他们的销售额增加了三倍。
4、分数表达法One-half:表示“二分之一”的意思;Example:One-half of the people here are from Japan. 这里的一半人来自日本。
One-third:表示“三分之一”的意思;Example:One-third of the population are students. 三分之一的人口是学生。
倍数表达法
倍数表达法是历届高考的热点.当我们要表达甲是乙的几倍时,通常可使用以下句型:之迟辟智美创作1.倍数+as+形容词或副词的原级+as+其它.这种结构又常演酿成下列两类:①倍数+as+many+可数名词复数+as;②倍数+as+much+不成数名词+as.如:There are seven times as many people as I expected.是我预料的人数的七倍.There is five times as much coffee in this glass as in that one.这个杯子里的咖啡是那个杯子里的五倍.2.倍数+形容词(或副词)的比力级+ than+其它.如:The hall is five times bigger than our classroom.这个年夜厅的面积比我们教师年夜五倍.3.倍数+the size/height/length/width.etc.+of+其它.如:This road is six times the length of that one.这条路是那条路的六倍长.4.计量名词+of+名词+be+倍数+that+of+其它.如:The size of the newly broadened square is four times that of the previous one.新扩建的广场为以前的四倍年夜.5.倍数+what从句.如:The production is now three times what it was ten years ago.现在的产量是十年前的三倍.6.倍数+more+名词+than+其它.如:There are nine times more books in his bag than in yours.他书包里的书比你书包里的书多九倍.7.其它表达.如:She's twice/double my age.她的年龄是我的两倍.The average income of the staff has been increased by 50 percent compared with last year.与去年相比,该单元职工的收入已增加了50%.He runs faster than me by three times.他跑得比我快三倍. {考查方向}1)倍数在句中的位置一般放在第一个as前面或比力级前面或名词前面.2)用times暗示倍数时,一般只限于暗示包括基数在内的三倍或三倍以上的数.暗示两倍可以用twice或double,一倍用once.【重点归纳】除我们初中所学的形容词的比力级的用法,本模块我们主要归纳几种句式结构:(一)含倍数的比力句型1.倍数+as+形容词原级+as….如:This bridge is three times as long as that one.His room is twice as big as mine;in other words,mine is only half as big as his.【特别提醒】“as…as”中间加入名词的句式:●倍数+as+形容词+a/an+可数名词双数+as…●倍数+as+形容词+可数名词复数/不成数名词+as….如:Last year my brother twice as big a new house as mine.He has collected more than three times as many stamps as I (have).I spent twice as much time on my studies as you did.【难点点拨】该结构的省略:通常省略形容词后面的名词及比力的部份.如:I have to transfer(转乘)buses so I spend twice as much (money as others)for the bus every day.2.倍数+形容词比力级+than….如:This street is four times shorter than that one.Fear of danger is ten thousand times more terrifying than danger itself.【特别提醒】倍数+形容词比力级+名词+than….如:He earns five times more money now than he did ten years ago. There are three times more books in our library than in yours.3.倍数+the+名词(如size,height,weight,length,width,depth 等)+of….如:This well is three times the depth of that one.4.另外,请注意下面两种说法:(1)倍数+what从句.如:The length of the road is four times what it was three years ago.(2)倍数+that of+被比力对象.如:Airmail charges almost twice or three times that of a normal mail.(二)其它句式1."比力级+and+比力级"暗示"越来越…".如:Things are getting better and better every day.Our country is becoming more and more beautiful.2."the+比力级…,the+比力级…"暗示“越…,就越…”.如:The more you have, the more you want.The more a man knows, the less he knows he knows.【知识扩展】在形容词比力级前可以加a little,a bit,alot,no,any,much,far,even,still等副词(组暗示水平的加深.如:The result is much better than we expected.Actually,health is far more important than wealth.。
倍 数 的 表 达 法
倍数的表达法1. “A+倍数+形容词或副词的比较级+than+B”,表示“A比B大(长、高、宽等)多少倍”。
如:This rope is twice longer than that one. 这根绳子是那根绳子的两倍长(比那根绳子长一倍)。
This hall is five times bigger than our classroom. 这个大厅比我们的教室大四倍(是我们教室的五倍)。
The car runs twice faster than that truck. 这辆小车的速度比那辆卡车快一倍(是那辆卡车的两倍)。
2.“A+倍数+as+形容词或副词的原级+as+B”,表示“A正好是B的多少倍”。
如:Asia is four times as large as Europe. 亚洲的面积是欧洲的四倍。
This big stone is three times as heavy as that one. 这块大石头的重量是那块的三倍。
The plane flew ten times as high as the kite. 那架飞机的飞行高度是那只风筝的十倍。
3. “A+倍数+the size/height/length/width, etc+of+B”,表示“A正好是B的多少倍”。
如:This street is four times the length of that one. 这条街是那条街的四倍长。
This hill is four times the height of that small one. 这座山的高度是那座小山的四倍。
除掌握倍数表达的三个常规句型外,我们更要注意的是其常规句型的变形及其特殊规律。
一. 常规句型的变形1. “... times+more+名词(可数或不可数)+than+被比对象”。
如:There are five times more books in our library than in yours. 我们图书馆里的书比你们图书馆多四倍。
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5.主语+谓语+---times+that of The production of this year is twice that of last year.
6.increase by +---times
The production of grain has increased by four times this year.
Байду номын сангаас
这个壶里的水是那个壶里 的水的三倍。
There is three times as much water in this pot as in that one.
3、倍数+形容词(副词) 的比较级+than
This rope is twice longer than that one. 这Th个is h大al厅l is比fiv我e 们tim教es室bi大gg五er 倍tha。n our classroom.
2倍数+as+many/much+as
As we all know, cats sleep twice as much as people.
倍数+as+many/much+名词 +其他+as
After the technique was introduced, the factory produced twice as many tractors in 1988 as the year before.
4.倍数+the size/length/height+of
The earth is 49 times the size of the moon. 这Th条is s街tre是et那is条fo街ur 的tim四es倍th长e 。 length of that street.
这座山是那座山的四倍。
This hill is four times the height of that hill.
倍数表达法
1、倍数+as+adj/adv+as
The newly-built railway is twice as long as that one.
这块大石头的重量是那块 的三倍。
The big stone is three times as heavy as that one.
Asia is four times as large as Europe.