倍数表达法(附易错高考题)倍数表达法(附易错高考题).pptVIP

倍数表达法大全 倍数表达法 、两倍用twice/ double.三倍及以上用...times. “… times + more ＋名词＋ than …” He earns he did ten years ago. 他现在挣的钱比十年前挣的多 5 倍 2．A＋is＋倍数(…times) ＋as＋原级＋as＋B This garden is ten times as large as that one. . “… times +as many （或 much ）＋名词＋ as …”例如： Weve produced this year as （ we did ） ten years ago. 今年我们生产的棉花比十年前多了一倍 “… times + what 从句”例如： 这条路的长度是三年前的 4 倍。 The length of the road is four times three years ago. I saw the amount he gave me was three time what I had spent on the gas and the gift. 易错题集锦 1、（ 2002 上海春） Americans eat ________ vegetables per person today as they did in 1910. A. more than twice B. as twice as many C. twice as many as D. more than twice as many 2、Ten years ago the population of our village was that of theirs。（2008.陕西） A.as twice large as B.twice as large as C.twice as much as D.as twice much as 3、According to statistics，a man is to die of skin cancer as a woman。 A.more than twice as likely B.twice more than as likely C.as likely more than twice D.twice more than likely as 4、(09四川19) My uncle’s house in the downtown area is much smaller than ours, but it is twice _______ expensive. 　A. as B. so C. too D. very 　 6、（甘肃省皋兰一中2010届高三上学期第三次月考） Even though you offered _______ you have just offered, 1 would not sell it to you. A. the money twice that B. twice the money that C. twice the money what D. the money that twice 　 8．（安徽省两地2010届高三第一次联考） 　Much to his surprise，he invited only twenty friends to the dinner，but came． A．twice as many as B．as many as twice C．twice as many D．twice more than 　 9、（山西省平遥中学2009年 9月高三高补摸底考试） 　　---What does the model plane look like? 　　---Well, the wings of the plane are ____ of its body. 　　A. more than the length twice B. twice more than the length 　 C. more than twice the length