初中语法 倍数表示法.doc

倍数表示法1. A +istimes+ as+ adj.原级+as +B2. A +istimes+ adj.比较级+than +B3. 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 times 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 + as many + n. (/C/ pl）+ as倍数+ as much + n. (/U/)+ 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 ofC. four times longer than D. one fourth as big as2. 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 many3. Ten years ago the population of our village was _ that of theirs.A. as twice large as B. twice as large asC. twice as much as D. as twice as much as4.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 timesC. much as three times D. three times as much5.It is reported that the United States uses _ energy as the whole of Europe.A as twice B. twice much C. twice much as D. twice as much6. 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 much5 Wei Fang is only six, but she speaks English_ her mother. A. as good as B. as better 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 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 _ better? -Yes, Im fine now. A any well B. any better C. quite good D. quite better2. 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. much quick D. quicker4.-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 enough5.-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 for me. A. a big B. a bigger c. the big D. the bigger6. 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 time8.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 better10.-Are you satisfied with her answer? -Not at all. It couldnt have been _. A worse B. so bad c. better D. the worst11.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 highest12.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 much13.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 many14.Bob ran the 100 meters in 9.91seconds, and I have not seen _ this year. A. the best B. better C. the most D. more15.-Do you need any help, Lucy? -Yes. The job is _ I could do myself. A. less than B. more than C. no more than D. not more than16.How much _ she looked without her glasses! A. well B. good C. best D. better17.The Great Wall is _ tourist attraction that millions of people pour in every year. A so a well-known B. a so well-known C. such well-known a D. such a well-known18. My uncles house in the downtown area is much smaller than ours, but it is twice _ expensive. A. as B. so C. too D. very练习（比较，最高）1. This box is_ that one.A. heavy than B. so heavy than C. heavier as D. as heavy as2 This book is_ that one, but_ than that one.A. as difficult as; expensiveB. as more difficult as; more expensiveC. as difficult as; more expensiveD. more difficult as; as expensive3. I think science is _ than Japanese.A. much important B. important C. much more important D. more much important4 This pencil is_ than that one.A. Longest B. long C. longer D. as long5. These children are _ this year than they were last year.A. more tall B. more taller C. very taller D. much taller6 It was very hot yesterday, but it is_ today.A. even hotter B. more hotter C. much more hot D. much hot7. Mrs Black has got_ instead of getting any better.A. more bad B. a little worse C. much badly D. a lot of worse8 Through the window we can see nothing but _ buildings. A. tall very many B. very many tall C. very tall many D. many very tall9 When spring comes, it gets_.A. warm and warm B. colder and colder C. warmer and warmer D. shorter and shorter10_ I look at the picture, _ I like it.A. The best; the more B. The more; the lessC. The more; less D. More; the more11 _ he read the book, _ he got in it. A. The more; the more interesting B. The less; the more interesting C. The more; the more interested D. More; more interested 12 _ you come back, _ it will be.A, The quicker; the best B. The sooner; the better C. Faster; the better D. The sooner; better13 Which is_country, China or Japan?A. the large B. the larger C. larger D. largest14 Of the two cups, he bought _.A. the smaller B. the smallest C. small D: smaller15 Which do you like _, tea or coffeeA. well B. better C. best D. most16 This work is _ for me than for you.A. difficult B. most difficultC. much difficult D. more difficult17 Who jumped_of all?A. far B. Farther C. farthest D. the most far18 Li Lei is_ student in our class.A. Tall B. Taller C. tallest D. the tallest19 The fifth orange is_ of all. Give it to that small child.A. big B. bigger C. the bigger D. the biggest20 Who is-of you three?A. the oldest B. much older C. oldest D. older21 Tom is one of _ boys in our class.A. tallest B. taller C. the tallest B. the tall22 Beijing is one of_ in China.A. the largest city r ; B. the large cities B. C. the larger cities D. the largest cities23 _ like playing football and watching TV.A. Most boys B. Most of they C. Most boy D. More of they24_ havent been to American.A. Most them B. Most they C. More of them D. Most of them25_ is more beautiful than roses.A. No other flower B. No another flowerC. Not other flower D. Not all flowers26 The tree is _ in the garden.A. the ta