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1、倍数表示法倍数表示法 1. A +istimes+ as+ adj.原级+as +B 2. A +istimes+ adj.比较级+than +B 3. A +istimes+ the size/length/height/width/depth /amount +of + B4. The size/length/height/width/depth/amount +of+ A+ istimes that of +B/what 从句从句 注意倍数要放在前面，也就是在 asas 之前。 例如：这张桌子是那张桌子的三倍大。 （这个桌子比那个桌子大两倍。 ） This table is 3 time
2、s as big as that one. This table is twice bigger than that one. This table is 3 times the size of that one. 今年的产量是 2006 年的 4 倍 The output of this year is 4 times that of 2006. The output of this year is 4 times what it was in 2006.倍数的两种变形倍数的两种变形 倍数 + as many + n. (/C/ pl）+ as 倍数+ as much + n. (/U/)+
3、 as I have twice as many (books as you do.) I ate three times as much (food as you did.) 省略: He has 20 books. I have twice as many. He did ate a lot, but I ate three time as much. 例题 1.The bridge is _ that one. Which of the following is wrong? A four times so long as B. four times the length of C. f
4、our times longer than D. one fourth as big as 2. I like this jacket better than that one, but it costs almost three times _. A. as much B. as many C. so much D. so many 3. Ten years ago the population of our village was _ that of theirs. A. as twice large as B. twice as large as C. twice as much as
5、D. as twice as much as 4.The house rent is expensive, I have got about half the space I had at home and Im paying_ here. A as three times much B. as much three times C. much as three times D. three times as much 5.It is reported that the United States uses _ energy as the whole of Europe. A as twice
6、 B. twice much C. twice much as D. twice as much 6. Some countries in Africa have experienced _ this year as they did last year. A twice as much rain B rain twice as much C as twice much rain D twice rain as much 5 Wei Fang is only six, but she speaks English_ her mother. A. as good as B. as better
7、as C. as well as D. as best as6 The earth is about_ as the moon.A. as fifty time big B. fifty times as big C. as big fifty times D. fifty as times big7 Your room is _mine.A. twice as large than B. twice the size ofC. bigger twice than D. as twice large as8 Your room is _ than mine.A. three time big
8、B. three times big C. three times bigger D. bigger three times9 Maths is more popular than_.A. any other subject B. all the subjects C. any subject D. other subject10 China is larger than _ in Africa .A. any other country B. other countries C. the other country D. any country练习 1.-Are you feeling _
9、better?-Yes, Im fine now. A any well B. any better C. quite good D. quite better 2.She does not speak _ her friends, but her written work is excellent. A. as well as B. as often as C. so much as D. as good as 3.It takes a long time to go there by train. Its _ by road. A. quick B. the quickest C. muc
10、h quick D. quicker 4.-Mum, I think Im _ to get back to school.-Not really. My dear. Youd better stay at home for another day or two . A. so well B. so good C well enough D. good enough 5.-If you dont like the red coat, take the blue one.-OK, but do you have _ size in blue? This one is a bit tight fo
11、r me. A. a big B. a bigger c. the big D. the bigger 6. John plays football _, if not better than, David. A. as well B. as well as c. so well D. so well as 7. If there were no examinations, we should have _ at school. A. the happiest time B. a more happier time C. much happiest time D. a much happier
12、 time 8.How beautiful she sings! I have never heard _. A. the better voice B. a good voice C. the best voice D. a better voice9.If the manager had to choose between the two, he would say John was _ choice. A good B. the best C. better D. the better 10.-Are you satisfied with her answer?-Not at all.
13、It couldnt have been _. A worse B. so bad c. better D. the worst 11.Boris has brains. In fact, I doubt whether anyone in the class has _ IQ. A. a high B. a higher C. the higher D. the highest 12.The house rent is expensive. Ive got about half the space I had at home and Im paying _ here. A as three times much B. as much three times C. much as three times D. three times as much 13.I like this jacket better than that one, but it costs almost three times _. A. as much B. as many C. so much D. so many 14.Bob ran the 100 meters in 9.91seconds, and I have not seen _ this year. A. the best
