倍数 英语倍数词的用法有下列句型。 1.times-十形容词（副词）比较级十han.,。如： (I)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) (2)The car runs twice faster than that truck.这辆轿车的速度比那辆卡车快两倍。（是那辆 卡车的三倍快) 2.times-十as十形容词（或much)或副词原级十as.。如： (I)The big box is four times as heavy as the small one.大箱子是小箱子的四倍重。 (2)Asia is four times as large as Europe.亚洲的面积是欧洲的四倍。 (3)Ten is twice as much as five.十是五的两倍。 (4)The plane flew ten times as high as the kite.那架飞机飞行高度是那个风筝的十倍。（高 出九倍) 3.times-十the十名词(size,height,weight,length,width)+of.。如： (I)Your playground is900 metres wide,.three times the size of ours.你们操场有900米宽， 是我们的三倍。 (2)This street is four times the length of that one.这条大街是那条街的四倍长。 (3)This big tree is four times the height of that small one..这棵大树的高度是那棵小树的 四倍。（比那棵小树高三倍）也可译成：The height of the big tree is four times that of that small one. 4..times-十more十名词（可数，不可数）十than.。如： (I)There are four times more books in our library than in yours.我们图书馆藏书（数量）是 你们图书馆的四倍。（多三倍） (②)We have produced twice more grain this year than we did last year.我们今年生产的粮 食比去年增长一倍。（是去年的两倍） 5..times十as many(或much)十名词+其它..。如： (I)There is three times as much water in this pot as in that one.这个壶里的水（量）是那个 壶里的三倍。 (②)There are five times as many students as we expected.到的人是我们预计的五倍。 6..times十over十被比对象表示“增加.倍”。如： (l)The grain output in that village was twice over that of 1978.那个村的粮食产量比一九 七八年的增加了两倍。 7.times十thatof-十被比对象“是倍”。如 (I)In this workshop,.the output of July was3.5 times that of January.这个车间七月份的产 量是元月份的三点五倍。 1)The square itself is five hundred yards wide,five times the size of St.Peter's in Rome. 2008-64) A/ B.that of C.which is D.of 答案：A。 解题：用times表倍数，有几个句型，其中之一为°..times+the+名词(size,height, weight,.length,width)+of..”。如： (1)Your playground is 800 meters wide,three times the size of yours. (2)The street is four times the length of that one. This document is produced by trial version of Print2Flash.Visit www.print2flash.com for more information
故答案为A。 2)Anew laptop costs about of a second-hand one.(2009-55) A.the price of three times B.three times the price C.as much as the three times price D.three times more than the price 答案：B。 解题：同上题。 3)Which of the following italicized phrases is INCORRECT?(2011-56) A.The city is now ten times its original size. B.I wish I had two times his strength C.the seller asked for double the usual price D.they come her four times every year 答案：B。 解题：选择项B中two times应为twice。 4)They fulfilled the task in it took us.(1992-54) A.three-fourths time B.three-fourths times C.three-fourths the time D.the three-fourths time 答案：C。 解题：首先本题的time为时间，而非倍数，故排除three-fourths times;其次根据倍数 词的用法，应有定冠词the,删除hree-fourths time,且定冠词在分数词之后，删除the three-fourths time,故答案为three-fourths the time. This document is produced by trial version of Print2Flash.Visit www.print2flash.com for more information