倍数的表达法及相关练习

1、倍数的表达法及相关练习作者:日期:英语中倍数的表达法及相关练习(2011 11 - 1 616: 5 1:24 )标签： 分类：英语高考英语杂谈“倍数”的表达方式总结2011-11-1 5有这样一道题：The hou s e re n t is expe n sive. m e an d rm pay in g _I 'v e g o t a bout ha 1 f the spac e I h a d at ho he r e. (20 0 3 上海)A. a s t hr e e time s muchB. a s much t hre e timesC. m uc h as t

2、hr ee timesD . t h ree times as muc h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。下面老师对倍数的几种表达 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t W ice ）。其句式有：（前三种为主）1."times +形容词/副词的比较级+ t h an "例如:线段A B是（线段）CD的三倍长。Line AB is three time s 1o ng e r tha n line C D .Thi s hall is

3、 f ive t i mes bi g g e rth a n o u r clas sr oom.这个大厅比我们的教室大5倍。T hi s r o p e i s twice Ion ge r tha ntha t one.T h is h all i s f ive tim e s b i g g ert h an our cl a ssro o m.T h e c ar run s tw ice f a ster t h a n that t ru ck .2 "times +as + 形容词/副词的原级+ as"例女0 :这张桌子是那张桌子的三倍长。This t a

4、ble is th re e ti m es a s long a s tha to ne .T his dicti ona ry i s five times a s t h ick a s t he one you borro we d fr o m the li b rar y .这本词典的厚度是你从图书馆借的那本（厚度）的5倍。A s i a i s fou r times as larg e亚洲的面积是欧洲的四倍。a s E u ro p ea s h e avy as that o ne .这块大石头的重量是那一块的三倍。n times a s hig h as the kit e

5、.那架飞机飞行高度是那个风筝的十倍。（这块石头比那块重二倍）?The plan e fl ew te（高出九倍3.“ i m es + the + 名词(如:e等)+ 0 f"例如：si z e, h eig h t, weight ,len g th , width, a gT h is big s t one is three t im eTh e earth i s 4 9 times t h e size of the moo地球的体积是月球的 49倍。This r i ver i s th ree t imes th e d ep th o fthaton e.这条河是那条

6、河的三倍深。Th i s s tree t is f our tim esth e len gth of t ha t steet.这条街是那条街的四倍长。？This hill is fo u r t imethe hei ght o f t hat small one .这座山的高度是那座小山的四倍。（比那座小山高三倍）4 ."t i mes + m ore+名词+ t han”例如:He earns fiv e tim es mo re m o n e y t ha nyears ag o .他现在挣的钱比十年前挣的多5倍。s tudents i n ourThere a r e

7、 tw ic e m o re c lass t h an in t h e i r s .我们班的学生人数比他们班多两倍。5."times +as m an y (或 m u ch）+名词+as”例如:t on t hW e，ve pr o du c ed twice as much cot is y e ar as ( we d id ) ten years ag今年我们生产的棉花比十年前多了一倍。（汉语中的多一倍实际上也指两倍一样多。）H e has g ot th re e time s as ma n y b ooks as h i s sister .他拥有的书的数量是他

8、妹妹的3倍。6 ."tim e s + w hat从句”例如:The l e n gth o f th e road is f ou r times w h at i t was th ree year s a go.这条路的长度是三年前的4倍。The pri c e of 的两倍。t he meat is twi ce w h a t i t w a s last yea r.肉价是去年“t *7.t i m e s +u p on （或o ver ）”例如:T he size of th e sun i s a milliont i me s over that of th e

9、earth.太阳的体积比地球的体积大一百万倍。He is t h re e t imes u p o n yourage.他的年龄是你的4倍（或：比你的年龄大3倍）。8."+ b y + tim es ” 例如:C omp ared w i th last year , o u r coal out put ha s i ncr e ased by three tim e s.与去年相比，我们的煤产量增长了 3倍。min e b y f ou r t im e s.H is s pee d is f ast er tha n他的速度比我的快 4倍。9."tim e s +

10、co m p a r e d with +被比较对象”例如：The n um b er o f t he stude n co mp ared w it h 19 8 0.t s i n our sch ool h as i n cre as e dfour t im es我们学校的学生人数比 1980年增加了 4倍。1 0 . “t i m es + that of +被比较对象”例如:In t h is worksh op t h e out put of Jul y wa s thr ee time s t hat of Janua r这个车间七月份的产量是元月份的3倍。二、用分数、百分

11、数表示倍数。例如:T he box is o ne -t hir d biggert h anth a t one .这个盒子比那个盒子大三分之一。Last y ear tan tha t ofh e o u tp u t valu197 6 .in dust r y was 5 9 per centh igher th去年工业产值比1976年增长了 5 9%。M y comma ndo f E n glish is no thalf s o good as your s .我英语掌握得还不及你的一半儿好。三、用ag ain 等词表示倍数。例如:My A unt is a s old a ga

12、ina s I a m .我姑姑的年龄比我大一倍。The to p -brand c1 o t h e s are o ften sol das do ub 1 e t he normal pr ic e h ere .这里名牌衣服的售价经常比正常的售价高一倍。The n e w w o rk pr o c edure tripl ed the out pu t .新工艺使产量增加两倍。T h e o u tput of grain in crease d fourfold .粮食产量增加了三倍。巩固练习1 . （ 20 0 2 上海春）Am e ric an s e at as the y

13、di d in 191 0 .veget a bles per p e r so nt odavA. more than t wiceB. a s tw ice a s manyC. twi c e as m anya2.s（1 998 上海）Pa p e r p r odu ce d producti o n of ve h icles.s m a n yever y yea r i sD. mor e t ha n t w ic et he w o r ld'A. the t h ree w e ight ofB . three ti m es t h e weight ofC.

14、as three t i me s h eavy（heav ie r应改为原级）D . three times as hea vi er a（ 199 4 上海）W i th the h e Ip of the Germa n exp erts , t h e factory p r o du c ec a r s in 1 993 a s t h e y ea r b efore.A. as t wi c e m anyB. a s many t wi c e4. （ MET 1that o n e .9 9 2 ） T h is ship m ea s ure sC. twi c e as

15、 man yD. twi c e many a sA. a st wic e as lo n gB . astwic e lo ng a sC. twi c1 ong a sD. tw iceas long a s5. ( M ET 19 9 0 ) Af t er th e n e w tech niquew a s int r oduced , th e f actor ypr o du c edtra c tors in 1 9 8 8 ast he yearbefore.A.a s tw ice ma nyB.a s many asC.as tw ice as ma n yD. twi

16、ce a s manyKey: 1 - 5 D B CD D6. I t is re p ort e d t hat the Un it e d S t a t e sus esener g y as thewho 1 e of E u rope.A.a s tw ic eB.t w ice m u c hC.twic e m u c h a sD.t w ic e a s much答案是D7. Th ehou s e re nt is expe n sive, I vg ot a b out ha 1 f the space I h a da thome anI m pa yinghee.（上海卷）A.s t h r e e ti m es m u c ha s muchthe t im esC.mu ch a s t hree tD. t hree timeas m uc h【分析】答案选D。倍数 th r ee ti