（一）形容词、副词比较级和最高级的构成：1. 单音节词和少数双音节词比较级和最高级的规则变化：规则 原级 比较级 最高级 1.在词尾后直接加-er/esttall taller tallest 2.词尾是e，只加-r/st nice nicer nicest 3.以辅音字母加y结尾的，把y变i再加-er/esthappyhappierhappiest4.重读闭音节，末尾只有一个辅音字母，双写这个辅音字母，再加-er/es职拉迫内棉稳财和tthinthinnerthinnest2. 其他双音节词或多音节词,在该词前面加-more/mostbeautif推巴意火植ul—more beautiful—(the360问答) most beaut哥河架货编读急细评iful3. 由形容词加ly构成海少得把附是先职满春龙的双音节词和多音节词,都是在该词前加-more/most. 图稳握厚quickly—more quickly—(the) most quickly difficultly—more difficultly—(the杆新围南) most difficultl带厚操屋今含y 4. 不规则变化:good/well better best bad/badly worse worst many/much more most little lessleastfarfarth抗血雷固全服普er/furtherfarthest/furthest（二）形容药台随定终她务器逐推米词比较级和最高级的用法： 1. 原级的用法:用于两者之间对比，意思为“„„和„„相同” A+v.+as….+形容词原级as B Tom is as honest 刻亲略七河看视良as Jack. Her skin is as white as snow. My 太行各林dog is as old as 牛that one. He is not as (=so) tall as I.The weather here is not as(=so)cool as the weather in Harbin.2. 比较级的用法:1）A+形容词比较级+than+ BSusan is happier than Jane. His brother is younger than me.Beijing is more bea照减志缩四utiful than Osaka.形容词比较级前还可以用much, even, still, a little来修饰。 2）数字+形容词比较级+than I’m two years older than you.She is a head tal作构ler than me.3）比较级+and+比较级，表示“越来越„„” The earth is gettin争代保通校我师副家答粮g warmer and warmer.China becomes more and more stronger.4）the +比较级，the +比较级结构，表目同洋鲜践州华河问阶抓示“越„„就越„„” The more I study it, the more I like it. 5）which/who +is +比较级Which city is bigger, Beijing or Tianjin? Who is happier, you or me?3. 最高级用法：用于三者及以上的人或事物的比较,最高级前加the，最高级前有物主代词，序数词和名词所有格时，不加定冠词，后面跟带in或of表范围的短语。1）one of the +最高级Shanghai is one of the most beautiful cities in China. Our city is one of the safest cities in the world. Most people like apples. Most of the boys are good. It is our nearest neighbor in space. 2）最高级意义的表达方法:例句最高级 She is the best in her class.比较级 She is better than any other student in her class. No other student in her class is better than she. 原级No other student in her class is as good as she.（三）副词比较级和最高级的用法： 1. 原级主要的句型： 1）as+副词原级+as Tom runs as fast as Jones. not as/so+副词原级+asHe didn’t come as/so early as Li Lei. 2）too+副词原级+to do sth.Jean rides too slowly to catch up with me. 3）so +副词原级+ thatJean rides so slowly that she can’t catch up with me. 4）副词原级+enough to do sth.Jean doesn’t ride fast enough to catch up with me.2. 比较级的用法：1）比较级+than。当前后使用的动词相同时，通常用助动词来代替后面的动词，该动词或助动词可以省略。Lily run faster than Mary(did). 2）比较级+and +比较级The days are getting longer and longer in summer. 3）the more…the more…The harder you work, the better you will learn.3. 最高级的用法：副词最高级前一般有the，也可省略。He works (the) hardest of all the students in the class.（四）课堂练习：单选：1. The air in Beijing is getting much now than a few years ago. A. clean B. cleaner C. cleanest D. the cleanest 2. — is your grandpa, Emma? —He’s watering the flowers in the garden.A. When B. What C. Where D. How3. Nowadays science fiction isn’t as as cartoons among teenagers.A. popular B. more popular C. less popular D. the most popular 4. We are glad to see that Shanghai is developing these years than ever before. A. quickly B. less quickly C. more quickly D. the most quickly 5. The cheese cake tasted so that the kids asked for more. A. delicious B. well C. bad D. badly 6. She looks very . I think she needs to have a rest. A. tired B. hard C. well D. hardly 7. — do you play computer games? —Once a week.A. How soon B. How often C. How long D. How many 8. The population of Tianjin is than that of Shanghai.A. larger B. less C. smaller D. fewer9. It’s raining . We have to stay at home instead of going fishing. A. badly B. hardly C. heavily D. strongly 10. —Can you give a hand with this table? I want to move it. —Sure. are you going to put it?A. Why B. How C. Where D. When11. Guo Yue did quite at the World Table Tennis Championship, but Zhang Yining did even .A. better, well B. well, well C. well, better D. better, better 12. —Tom is six and he is his sister Jane. How old is Jane?—Three.A. twice as old as B. two years older than C. three years younger than D. as old as13. —Remember, boys and girls. you work, result you will get. —We know, Miss Gao.A. The better, the harder B. The harder, the betterC. The hard, the better D. The harder, the good14. Jack has three friends. Mike is the of the four. A. most cleverest B. more clever C. cleverest D. clever 15. —In our English study reading is more important than speaking. I think. —I don’t agree, speaking is than reading.A. as important as B. so important as C. the most importantD. the same as【模拟试题】（答题时间：25分钟）I. 用Of, than, in, as填空。1. This table is as big that one.2. The yellow book is bigger the blue one. 3. Tom is the best student the class. 4. This lesson is more interesting that one. 5. This apple is the largest all the apples.II. 单选。1. John is my friend of all the classmates. A. good B. better C. best D. the best2. E-mailing is much than long-distance calling.A. cheap B. cheaper C. cheapest D. the cheapest3. Beijing is one of cities in China.A. very beautiful B. much beautiful C. more beautiful D. the most beautiful 4. The Yellow River isn’t so as the Changjiang River.A. long B. longest C. longer D. the longest5. The coat I bought last week is too big for me. I’d like to change it for a one. A. small B. larger C. nicer D. smaller 6. Who is the , Jim, Li Lei or Ling Feng? A. tall B. taller C. tallest D. much taller 7. Of all the students, Wu Dong runs . A. fast B. faster C. fastest D. most fast8. He has grown to take care of himself.A. tall enough B. enough tall C. old enough D. enough old 9. Tom draws better than his brother. A. more B. most C. many D. much10. Who does homework in your class?A. carefully B. most carefully C. more carefully D. as carefully as【试题答案】I. 1. as 2. than 3. in 4. than 5.of II. 1-5 CBDAD 6-10 CCCDB
加载中...
频率 
打折 
空气 
投屏 
海洋 
减压 
专业 
留学 
考核 
显卡 
电源 
社保 
水冷 
礼品 
谜语 
台词 
种类 
折扣 
简单