内容正文:
Unit 4 Amazing Plants and Animals
形容词/副词最高级
变化规则
规则变化
单音节词(直接-est)
tall → tallest; fast → fastest
以e结尾的单音节词(直接-r)
large → largest;nice → nicest
“辅音+y”结尾(把“y”变“i”再加-est)
happy → happiest;busy → busiest
重读闭音节结尾(辅元辅)(双写-est)
big → biggest; hot → hottest
多音节词及部分双音节(借助most)
beautiful → more beautiful
不规则变化
常见不规则变化:good/well→best;bad/badly→worst;
many/much→most;little→least;
far→farthest(距离)/furthest(程度);old→oldest(年龄)/eldest(长幼)
句型结构
· the + 最高级 + (名词) + 比较范围This is the tallest building in our city.
· 比较范围: in/of短语(in + 地点/群体of + 同类人或物)
She is the smartest student in our class.
This is the most interesting book of all.
· one of the + 最高级 + 复数名词
Pandas are one of the most popular animals in the world.
· 序数词 + the + 最高级The Amazon is the second longest river in the world.
注意事项
1. 定冠词的使用:形容词最高级前通常要加定冠词the,但当最高级前有物主代词、指示代词或名词所有格修饰时,不再用the
Yesterday was my happiest day this year.
2. 比较范围:最高级必须要有比较范围,通常用in、of、among等引导的短语表示This is the most expensive car of the three.
3. 避免双重最高级:不能同时使用两种最高级形式
错误:This is the most tallest tree.→正确:This is the tallest tree.
4. 最高级与比较级的区别:最高级用于三者或三者以上比较,比较级用于两者之间Tom is the tallest in his class. (三者以上)
5. 副词最高级:副词最高级前的the可以省略
She works (the) hardest among us.
形容词/副词最高级配套练习
班级:___________ 姓名:___________ 学号:___________
一、将下列形容词/副词变为比较级形式(40分)
1.tall → ______
2. fast → ______
3. big → ______
4. easy → ______
5. beautiful → ____________
6. thin → ______
7. good → ______
8. bad → ______
9. slowly → ______
10. far → ______
11. happy → ______
12. hot → ______
13. careful → ______
14. little → ______
15. many → ______
16. heavy → ______
17. quickly → ______
18. fat → ______
19. interesting → ____________
20. well → ______
二、选择题(40分)
1. This is the ______ book I’ve ever read.
A. interesting B. more interesting C. most interesting D. interestinger
2. She sings ______ in the choir.
A. beautifully B. more beautifully C. most beautifully D. beautifullest
3. He is ______ student in our class.
A. tall B. taller C. tallest D. the tallest
4. Which is ______, the sun, the moon or the earth?
A. big B. bigger C. biggest D. the biggest
5. Of all the boys, Tom runs ______.
A. fast B. faster C. fastest D. the fastest
6. This park is ______ in the city.
A. beautiful B. more beautiful C. most beautiful D. the most beautiful
7. The ______ (hard) you study, the ______ (good) grades you’ll get.
A. hard; good B. harder; better C. hardest; best D. hardest; the best 8. My hair is the ______ (long) of the three sisters.
A. long B. longer C. longest D. the longest
9. This problem is ______ (difficult) than that one, but it’s not ______ (difficult) in the test.
A. more difficult; the most difficult B. more difficult; most difficult C. difficult; the most difficult D. difficult; most difficult
10. Who is ______ (tall), Tom, Jack or Mike?
A. tall B. taller C. tallest D. the tallest
三、适当形式填空(20分)
1. Tom is the ______ (tall) boy in his class.
2. This is the ______ (good) movie I’ve ever seen.
3. She sings ______ (beautifully) of all the singers.
4. Who is the ______ (young) in your family?
5. The ______ (much) you practice, the ______ (good) you’ll become.
形容词/副词最高级练习答案
一、原级变最高级答案
1. tallest
2. fastest
3. biggest(重读闭音节双写末尾辅音字母)
4. easiest(辅音+y变i+est)
5. most beautiful(多音节词加most)
6. thinnest(双写n)
7. best(不规则)
8. worst(不规则)
9. most slowly(副词加most)
10. farthest/furthest(不规则)
11. happiest(辅音+y变i+est)
12. hottest(双写t)
13. most careful(多音节词加most)
14. least(不规则)
15. most(不规则)
16. heaviest(辅音+y变i+est)
17. most quickly(多音节副词加most)
18. fattest(双写t)
19. most interesting(多音节词加most)
20. best(不规则)
二、选择题答案
1. C(多音节形容词最高级加most)
2. C(多音节副词最高级加most)
3. D(最高级前加the)
4. D(三者比较用最高级,前加the)
5. C(副词最高级前可省略the)
6. D(多音节形容词最高级加most,前加the)
7. C(the+比较级,the+比较级,表示“越…越…”)
8. C(最高级前已有物主代词,不再加the)
9. A(第一空比较级,第二空最高级)
10. D(三者比较用最高级)
三、适当形式填空答案
1. tallest(最高级,“班里最高的”)
2. best(不规则变化,“最好的”)
3. most beautifully(多音节副词最高级)
4. youngest(最高级,“家里最年轻的”)
5. more; better(越练习,越好)
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