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1、如有侵权，请联系网站删除，仅供学习与交流倍数表达法的配套练习【精品文档】第 3 页倍数表达法的配套练习1. 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 many2. After the new technique was introduced, the factory produced _ cars in 2005 as the year before
2、. A. as twice as many B. as many twiceC. twice as many D. twice many as3. After the new reform, the output of the paper-mill is now _ as it was in 2002.A. three times as large B. twice as bigC. as twice many D. as four times large4. I like this jacket better than that one, but it costs almost three
3、times _.A. as much B. as many C. so much D. so many5. The earth is nearly _ the moon.A. 50 time the size of B. 50 times the size of C. 50 times as size as D. 50 times as that of答案：D. C. A. A. B.1.解析 句意：今天美国人均吃的蔬菜比1910年的两倍还多。本题考查倍数的表达方式。根据题中已有的连词as，可以推断空格内应填原级。注意语序：倍数+as+ 形容词原级 + as。A句子结构紊乱，B 应去掉第一个a
4、s, C应去掉第二个as。答案D。2.解析 句意 在引进了新技术后，工厂在2005年生产的汽车数量是一年前的两倍。考查倍数的表达方式。倍数+as+ 形容词原级 + as，A.B.D.存在结构错误。答案C。3.解析 句意：在改革以后，造纸厂现在的产量是2002的*倍。 ，形容output用large，而不是big。倍数的表达方法是：倍数+as+ 形容词原级 + as。答案A。4.解析 句意：比起那件夹克衫我更喜欢这件，但是它的价格却是那一件的三倍。Three times as much 是 three times as much as that one 的省略，这是倍数的表达方式之一。价格是不可数，用much修饰。答案A。5.解析 句意：地球的体积大约是月球的50 倍。考查倍数的表达法：times (倍数)+the+度量名词+of。此处表示体积大小，度量名词用size。答案B。