2012届高考英语一轮复习 形容词和副词精讲精练学案 新人教版

形容词和副词表示倍数的句型：(1)A is＋倍数＋比较级＋than＋B(2)A is＋倍数＋as＋原级＋as＋B(3)A is＋倍数＋the＋名词(size，length，height 等)＋of＋B(4)A is＋倍数＋that＋of＋B(5)A is＋倍数＋what 引导的名词性从句①This building is three times higher than that one.This building is three times as high as that one.This building is three times the height of that one.这个建筑物是那个建筑物的 3 倍高。 ②The output of this year is 3 times that of 2008.＝The output of this year is 3 times what it was in 2008.今年的产量是 2008 年的三倍。③After the new technique was introduced，the factory produced twice as many cars in 2008 as the year before.自从新技术被引进以后，这家工厂 2008 年生产的小汽车是上一年的两倍。1.(2011· 福 州 模 拟 )When you study the local map ， you’ll find this town is________.A．twice the size of that oneB．twice as a large town as thatC．twice as larger as that oneD．twice as larger a town as that解析： 句意为：当你研究当地的地图时，你会发现这座城镇是那个的两倍大。倍数的表达方式：A is ＋倍数＋the＋名词(如 size/length)＋of B；B 项中不定冠词位置错误；C、D 项中as 后应用形容词原级。答案： A2 ． (2009· 辽 宁 卷 )Peter’s jacket looked just the same as Jack’s ， but it cost________his.A．as much twice as B．twice as much asC．much as twice as 用心 爱心 专心1D．as twice much as解析： 倍数表达法是形容词比较等级中一种很常用的比较级结构。不管用哪种比较级结构来表示比较，表示倍数的词总是放在比较级结构的最前面。答案： B3．(2009·四川卷)My uncle’s house in the downtown area is much smaller than ours，but it is twice________expensive.A．as B．soC．too D．very解析： 考查倍数表达法。这里的倍数是“twice”，由 expensive 这一原级可知，这里使用了“as...as...”这一比较结构，在具体的语境中，后面的一个 as 以及后面的成分可以承前省略，即这里 expensive 后面省略了 as ours。答案： A1．“as＋形容词＋...