英語(yǔ)倍數(shù)練習(xí)題及答案

1、精選優(yōu)質(zhì)文檔-傾情為你奉上英語(yǔ)倍數(shù)練習(xí)題及答案(1) 倍數(shù) as.as (意思是“A是B的幾倍”。)I am twice as old as he. 我的年紀(jì)是他的兩倍。He earns twice as much as he used to. 他比往常多賺二倍的錢。An ordinary subway train, approaching the station, can be twice as loud as the loudest jet. 發(fā)出的聲音可能是噴射機(jī)的兩倍。She studies three times as hard as I. 她用功的程度是我的三倍。This line

2、 is four times as long as that one. 這條線是那條線的四倍長(zhǎng)。We've produced twice as much cotton this year as ten years ago. 今年的棉花比十年前多了一倍。He has got three times as many books as his sister. 他擁有的書的數(shù)量是他妹妹的三 倍。在比較級(jí)前，還可以用over，more thant 等表示“比倍還要多”。例如：He is more than three times as rich as I. 他的財(cái)富是我的三倍還不止。I am m

3、ore than twice as old as he. 我的年齡是他的兩倍還不止。He studies more than three times as hard as I. 他用功的程度是我的三倍還不止。He has collected more than three times as many stamps as I .他搜集的郵票是我的三倍還不止。(2) 倍數(shù)+比較級(jí) (意思是：A是B的幾倍)Line A is four times the length of line B. 線條 A 是線條 B 的四倍長(zhǎng)。I have five times the number of Toms bo

4、oks. 我有五倍于湯姆的書。He has three times my money. 他的錢是我的三倍。The river is ten times the length of the Tamsui River. 這條河的長(zhǎng)度是淡水河的十倍。This street is four times shorter than that one. 這條街道比那條短四倍。The mother elephant is one hundred times heavier than the baby elephant.這只母象比小象重一百倍。It is ten times louder than anothe

5、r. 它比另外一個(gè)的聲音大十倍。This street is three times wider than that one. 這條街比那條街寬三倍。I am twice older than he. 我的年紀(jì)比他大兩倍。使用more.than 比較級(jí)的例句：He earns five times more money than he did ten years ago. 他現(xiàn)在掙的錢比十年前掙的多 5 倍。There are twice more students in our class than in theirs. 我們班的學(xué)生人數(shù)比他們班多兩倍。比較級(jí)也可使用分?jǐn)?shù)、小數(shù)等數(shù)字。例如：

6、The box is one-third bigger than that one. 這個(gè)盒子比那個(gè)盒子大三分之一。Last year the output value of industry was 59 percent higher than that of 1976. 去年工業(yè)產(chǎn)值比 1976 年增長(zhǎng)了 59 。My command of English is not half so good as yours. 我英語(yǔ)掌握得還不及你的一半兒好。在比較級(jí)前，還可以用over，more thant 等表示“比倍還要多”。例如：It was over twice the distance o

7、f the earth from the sun. 那是地球到太陽(yáng)的距離的兩倍多。He has more than three times my money. 他的錢是我的三倍還不止。2、倍數(shù)+the 度量詞 of.The earth is 49 times the size of the moon. 地球的體積是月球的 49 倍。This river is three times the depth of that one. 這條河深度是那條河的三倍。下邊也可看作是這種句式的變化：The length of the road is four times what it was three y

8、ears ago. 這條路的長(zhǎng)度是三年前的 4 倍。The price of the meat is twice what it was last year. 肉價(jià)是去年的兩倍。The size of the sun is a million times over that of the earth. 太陽(yáng)的體積比地球的體積大一百萬(wàn)倍。He is three times up on your age. 他的年齡是你的 4 倍(或：比你的年齡大 3 倍)In this workshop the output of July was 3.5 times that of January. 七月份的產(chǎn)

9、量是元月份的 3.5 倍3、其它表示法(1) 英語(yǔ)中有些詞表示特定的倍數(shù)，例如： again (一倍), twice, double (兩倍), triple (三倍), fourfold (四倍) 等數(shù)。My Aunt is as old again as I am. 我姑姑的年齡比我大一倍。The top-brand clothes are often sold as double the normal price here. 售價(jià)經(jīng)常比正常的售價(jià)高一倍。The new work procedure tripled the output. 新工藝使產(chǎn)量增加兩倍。The output of

10、grain increased fourfold. 糧食產(chǎn)量增加了三倍。(2) 使用by, compared with 等Compared with last year， our coal output has increased by three times.與去年相比，我們的煤產(chǎn)量增長(zhǎng)了 3 倍。(使用by.)His speed is faster than mine by four times.他的速度比我的快 4 倍。The number of the students in our school has increased four times compared with 1980.

11、我們學(xué)校的學(xué)生人數(shù)比 1980 年增加了 3 倍。(使用 compared with)The production of integrated circuits has been increased to three times as compared with last year. 集成電路的產(chǎn)量比去年增加了兩倍。The principal advantage of the products is a two-fold reduction in weight.這些產(chǎn)品的主要優(yōu)點(diǎn)是重量減輕了12。Ive paid five times the usual price for the stamp

12、.我出了5倍于往常的價(jià)格買這枚郵票。The average income of the staff has been increased by 50 percent compared with last year.職工的收入增加了50%.The price of TVs are twofold down over these years.近幾年來(lái)，電視機(jī)的價(jià)格下降了兩倍。She spent half as much money as you.她花掉的錢只有你花掉的一半。練一練1. Americans eat _ vegetables per person today as they did i

13、n 1910.A. more than twice B. as twice as manyC. twice as many as D. more than twice as many2. Paper produced every year is _ the world's production of vehicles.A. the three weight of B. three times the weight ofC. as three times heavy as D. three times as heavier as3. With the help of the German experts， the factory produced _ cars in 1993 as the year before.A. as twice many B. as many twiceC. twice as many D. twice many as4. This ship measures _ that one.A. as twice as long B. as twice long asC. t