形容词、副词的比较级和最高级的用法：

1、学习必备欢迎下载形容词、副词的比较级和最高级的用法：当两种物体之间相互比较时，我们要用形容词或副词的比较级；当相互比较的物体是三个或三个以上时，我们就要用形容词或副词的最高级。形容词、副词的比较级和最高级的变化规律：1. 单音节形容词或副词后面直接加 -er 或 -esttall taller tallestfastfasterfastest2. 以 -e 结尾的单音节形容词或副词直接加 -r 或-stlarge largerlargestnicenicernicest3. 以 -y 结尾的形容词或副词，改 -y 为-i 再加 -er 或-estbusybusierbusiestearlyea

2、rlier earliest4. 形容词或副词是重读闭音节时，双写最后的辅音字母，再加-er 或-esthot hotterhottestbigbiggerbiggest5. 多音节形容词或副词前面直接加 more 或 most delicious more delicious most delicious beautiful more beautiful most beautiful6. 不规则变化good (well) betterbestbad (badly) worse worst形容词、副词的比较级和最高级的句子公式：比较级形容词物体 A + am / are / is + 形比 +

3、 than + 物体 B.I am taller than you.Pasta is more delicious than pizza.副词物体 A + 行为动词+ 副比 + than + 物体 B.Cheetahs run faster than goats.He studies better than me.最高级1）物体 A + am / are / is + the + 形最高级+ 比较范围（ of + 人 /物， in +地方） .学习必备欢迎下载I am the tallest in the class.Pasta is the most delicious food of th

4、e three.2）物体 A + 行为动词+ 副词最高级+ 比较范围（ of + 人 /物， in + 地方） .Cheetahs run fastest in the world.He studies best of us.一 . 词形变换。比较级最高级large_fast_easy_比较级最高级wet_good_important_well_bad_many_little_far_strong_patient_safe_expensive_二 . 选择填空。1.Birds can fly _, eagles can fly_than birds. They fly _ in theworl

5、d.( high, higher, highest )2. I am _ than my brother, but my little sister is学习必备欢迎下载the _ of us.(fat, fatter, fattest )3. Which can swim _, fish or sharks? ( well, better, best )4. The green book is a _ book, but the red oneis much _ than the green one. It s the_ book in the bookshop. (nice, nicer,

6、 nicest )5. Look at that boy, he is running _ (fast, faster).6. I think that book is _(good, better) foryou.7. The new library has _ (many, more) books than the old one.8. Sally is _ (tall, taller) than her cousin.9. Our school is much _ (large, larger) than yours.10. Look, Janet is jumping _ (high,

7、 higher) than Mike.11Mr Hare runs much _ (fast, faster) thanMr Turtle. Mr Hare needn t run(fast, faster) now.12. In the gym, Tommy is playing table tennis _(well, better) than Jimmy.13. This book is very _ (interesting, more interesting) , but that one is_ (interesting, more interesting) than it.14.

8、 The film is the _ (horrible, more horrible, most horrible) film of all.15. It s summer now. The weather is getting _. (hot and hot, hotter and hotter, hottest and hottest)16. The U.S.A. is one of _ (richer, most rich,the richest) countries in the world.学习必备欢迎下载三 . 用所给单词的适当形式填空。1. My school is _, bu

9、t Tom s school is_ than mine. And Sally s school is the_. (small)2. Rabbits can run _, but tigers can run_ than rabbits, and cheetahs can run_ of the three. (fast)3.Pig is _, but deer is _ than pig,and elephant is the_ (heavy)4. I m _, but she is _ than me. (beautiful)5. Every day is _. But today is the_ day I have ever had.