初一英语上册形容词的比较级.doc

1、形容词的比较级定义：大多数的形容词都有三个级别：原级、比较级、最高级。其中比较级表示“更”，用于两者之间的比较，用来说明“前者比后者更”。比较级的构成：规则变化：单音节和部分双音节的形容词一般在词尾加-erEg: calm-calmer tall-taller smart-smarter以字母e结尾的直接在词尾加-rEg: nice-nicer fine-finer large-larger以“辅音+y 结尾的词，变y为 i，再加-er”Eg: early-earlier happy-happier busy-busier以重读闭音节的单个辅音字母结尾的词，双写辅音字母，再加-erEg: bi

2、g-bigger thin-thinner hot-hotter多音节或部分双音节的形容词在原级前面加moreEg: popular-more popular important-more important不规则变化：少数形容词的比较级变化是不规则的：good-better bad/ill-worse many/much-morelittle-less far-farther/further old-older/elder比较级的用法:(一 当两个人或事物（A和B）进行比较时常用句型1.表达“A和B一样”，用asas的结构。公式: A+be动词+as+形容词原级+as+BA+实义动词+as+

3、副词原级+as+BEg I am as tall as you.我和你一样高。He runs as fast as I. 他跑得和我一样快。2.表达“A不如B”用not asas的结构。公式: A+be动词的否定形式+as+形容词原级+as+BA+助词的否定形式+动词+as+形容词原级+as+BEg I am not as tall as you.我没有你高。He doesnt run as fast as I. 他没有我跑得快。3.表达“A大于B”用“比较级+than”的结构。公式: A+be动词+形容词比较级+than+BA+实义动词+副词比较级+than+BEg I am taller

4、than you.我比你高。He runs faster than I. 他跑得比我快。4“比较级+and+比较级”表示“越来越”。 It is getting warmer and warmer天气越来越暖和。He is running faster and faster他跑得越来越快。0ur country is becoming more and more beautiful我们祖国越来越美了。5“the more， the more”表示“越，就越”，The more，the better.多多益善。The more careful you are,the fewer mistakes

5、 you will make.你越细心，犯错就越少。6“the moreof the two”表示“两个当中较。的一个”The taller of the two boys is my brother.(二什么能修饰比较级1比较级前面可以加上表示“优劣程度”的词或短语，意思是“更”，“得”。常见词有much, a little, even, a lot, a great deal等。Eg He is much taller than I.他比我要高得多。I jump a little higher than he.我跳得比他高一点点。2.比较级前面可以加上表示具体数量差别的结构,表示具体“大多

6、少”，“小多少”，“长多少”，“短多少”等。Eg I am two years older than he.我比他大两岁。This building is 20 meters higher than that one.练一练1.That boy looks as as a boxer.A. strong B. stronger C. strongest D. more strong2.Then Summer Palace is than Zhong Shan park.A. biger B. more big C. the biggest D. bigger3.Which do you lik

7、e , apples or oranges?A. good B. better C. best D. well4.-Oh, the food is bad. -I think so .And the service(服务 is _. Athe worst B. worse C. badder D. the worse5.-You are the same coat as I.-Yes, Mine is , but not so as yours.A. better, expensive B. better, more expensive C. much better, more expensi

8、ve D. good, more expensive6.The experts think that Indias population may be than Chinas 2020.A. much, by B. more, in C. larger, by D. larger, on7.This year our school is than it was last year.A. much beautiful B. the most beautiful C. beautifuler D. much more beautiful8. you work, knowledge you will

9、 get.A. The harder, more B. The harder, the more C. Harder, the more D. Harder, more9.He has friends than I.A. much more B. many more C. very more D. too more10.Im not sure whether Mary can sing Ann.A. as well as B. as good as C. as better as D. so good as11.The news is surprising.A. much B. very C.

10、 more D. very much12.Which is _clothing store in your town?A. the best B. the better C. the most good D. best13.He is _more beuutiful than I.A. too B. enough C. much D. very14.The box is _heavy .I cant move it.A. much B. more C. enough D. too提高训练：1. The flower _ very nice. A. has B. are C. comes D.

11、looks2. I want a sweater _ this red one. A. like B. look like C. looks like D. likes3. Please _ the car black. A. to color B. coloring C. color D. colors4. Whats the time _ your watch?A. on B. by C. of D. in5. _ shoes are these? They are Johns.A. Whose B. Whos C. Who D. Who are6. You must look after

12、 your clothes _.A. good B. nice C. well D. fine7. -Jim, is this your book?-No, its _.A. her B. my C. Lucys and Lilys D. his8. Theres _”m” and _ “u” in “music”.A. a, an B. an, a C. an, an D. a, a9. Miss Gao is our teacher. She teaches _ English.A. my B. me C. our D. us10.She washes clothes every day.

13、 Look! She _ again. A. is watching B. is washing C. washes D. watches11. Id like a _, because I like taking photos.A. camera B. TV C. CD D. dictionary 12. - Where are Mary and Jim? - They _ in the library. A. are singing B. are reading C. are sleeping D. are talking 13.- _ ? -Because it is very cute

14、.A. What do you think of the elephant B. Why do you like lionsC. How do you like the lions D. Why do you like the elephant14. Zhang Liangying is a pop _. I often listen to her _ English songs.A. writer; write B. singer; sing C. worker; work D. teacher; teach15. - What does your brother like? - _. A. He is a doctor B. He studies hard C. He likes the basketball D. He is tall and str