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1、初中一年级形容词的比较级与最高级讲解以及习题比较级的构成一、形容词级的构成1. 单音节形容词的比较级以及以-ly, -er, -ow结尾的形容词在词尾加-er；以e结尾的形容词在词尾直接加-r构成。darkdarker; quickquicker; earlyearlier; clevercleverer; simplesimpler; narrownarrower。（1）单音节词和少数双音节词一般在词尾加er或est：bright _ _; 以不发音的e字母结尾的加r,或st：large; 以辅音字母加y结尾的变y为I加er或est:easy； 以一个辅音字母结尾的重读闭音节词双写最后一个辅
2、音字母再加er或est: big 以er，ow结尾的双音节词加er 或est:clever slow2. 多音节形容词的比较级在其前加more构成。importantmore important; beautifulmore beautiful。3. 表语形容词以及由分词变来的形容词，在其前加more构成。afraid more afraid; interestingmore interesting; pleasedmore pleased。4. 少数形容词的比较级是不规则的： good, well; bad, badly, ill; much, many; little; far; old;
3、 5.部分形容词本身表示最高级，因此他们没有比较级和最高级形式：favourite round 注：只有少数形容词和副词有两种比较级和最高级形式：clever old far 原级比较1. 由“as + 形容词 + as”或“as + 形容词 + 名词 + as”构成。My grandpa is as energetic as a young man.Exercise is as useful a way as any other to lose unwanted weight.I try to find as much information as I can about what happ
4、ened.2. 由“not so (as) + 形容词 + as”或“not so (as) + 形容词 + 名词 + as”构成。Luckily the weather was not so wet as it is today.不同级比较1. 由“形容词比较级 + than”构成。He is more concerned about others than about himself.2. 由“many / much more + 可数 / 不可数名词 + than”My friend earned much more money than I did last year.特殊句型1. “
5、比较级 and + 比较级”或“more and more / less and less + 原级”结构表示“越来越”的意思，与这类结构搭配的常用动词有grow, get, become等。She felt herself becoming more and more nervous.As the winter is drawing near, its getting colder and colder.2. the + 比较级 + of the two + 名词。Jane is the taller of the two children in our family.3. “the + 比
6、较级，the + 比较级”，表示“越，越”。The more magazines you sell, the more money you will get.4. “否定 + 比较级” 相当于最高级。 Wait until we get a satisfactory reply, will you? I couldnt agree more. The idea sounds great to me.5. “a + 比较级 + 名词（than）” 结构常出现在以never构成的完成时态的动词后面。How beautifully she sings！I have never heard a bet
7、ter voice.6. 倍数表示法：times as + 形容词原级 + as；times + 形容词比较级 + than；times the + 性质名词 + of。The dining hall is three times as large as that one.The dining hall is three times larger than that one.The dining hall is three times the size of that one.7、 the more. the more.表示“越越”: The more books you read, the
8、wider your knowledge is. The more food you eat, the fatter you are. 8、 more and more.表示“越来越”: More and more students realized the importance of a foreign language. Our country is getting stronger and stronger.注意事项1. 为了避免重复, 常用the one代替单数可数名词, the ones, those 代替复数名词, that 代替单数或不可数名词。2. 当比较对象属于同一范围时，需
9、使用other来排除自身，否则会造成与自身相比较的矛盾。Canada is larger than any other country in North America.4. “no + 形容词的比较级 + than”结构表达对两者均否定。Dont be proud so early. You are no better than me5. 比较级前面可以用even, still, yet , any, much, rather, a little, a lot, by far等修饰语用以加强语气或表示比较程度。To tell you the truth, my boyfriend is mu
10、ch older than me.巩固练习： （一） 写出下列形容词与副词的比较级与最高级形式： long_ _ wide _ _ fat _ _ heavy_ _ slow _ _ few_ _ brightly_ -_ bably _ _ far_ _ quickly _ _ happy_ -_ unhappy_ (二)用所给词的正确形式填空： 1. Of the two girls, I find Lucy the _ (clever). 2. Gold(黄金) is _ (little) useful than iron(铁). 3. My sister is two years _
11、(old ) than I. 4. Johns parents have four daughters, and she is the _ (young) child. 5. The _ (cheap) bags are the not usually the best ones. 6. The short one is by far _ expensive of the five. 7. The boy is not so _ (interesting) as his brother. 8. Dick sings _ (well), she sings _(well) than John,
12、but Mary sings_(well) in her class. 9. She will be much _ (happy) in her mew house. 10. This dress is _ that.(twice, asas, expensive) (三)选择填空： 1 He feels _ today than yesterday. A. tired B. more tired C. more tireder D. much tired 2. Which do you like _, coffee, tea or milk? A. the worst B. worse C.
13、 the worse D. worst 3. Of the two toys, the child chose_. A. the expensive one B. one most expensive C. a least expensive D. the most expensive of them 4. The line is _ than that one. A. more longer B. not longer C. much more longer D. many more longer 5. The earth is _ the moon. A. as 49 times big
14、as B. 49 times as bigger as C. 49 times as big as D.as big as 49 times 6. The book is _ of the two. A. thinner B. the thinner C. more thinner D. the thinnest 7. She looks _ than she does. A. the more older B. very older C. much older D. more older 8. The garden is becoming _. A. more beautiful and more B. more beautiful and beautiful C. more and more beautiful D. more beautiful and beautifuler 9. They competed（比赛） to see who could work _. A. the fastest and best B. the faster and the better C. fastest and better D. faster
