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-esttalltaller tallestfast faster fastest2. 以-e结尾的单音节形容词或副词直接加-r或-stlarge larger largestni ce ni cer ni cest3. 以-y结尾的形容词或副词，改-y为-i再加-er或-estbusy busier busiestearlyearlier

2、 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 hotter hottestbigbigger biggest5. 多音节形容词或副词前面直接加more或mostdelicious more delicious most deliciousbeautiful more beautiful most beautiful6. 不规则变化good (well)better bestbad (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+ than +物体B

3、.I am taller tha n you.Pasta is more delicious tha n pizza.副词物体A +行为动词+副比+ than +物体B.Cheetahs run faster tha n goats.He studies better tha n me.最咼级1）物体A + am / are / is + the +形最高级+比较范围（of +人/物，in +地方）.I am the tallest in the class.Pasta is the most delicious food of the three.2）物体A +行为动词+副词最高级+比较范围

4、（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 stro ng patie nt safe expensive .选择填空。1. Birds can fly, eagles can flythan birds. They flyin theworld. （ high, higher, highest ）2. I amtha n my brot

5、her, but my little sister istheof us.(fat, fatter, fattest )3. Which can swim, fish or sharks? ( well,better, best )4. The gree n book is abook, but the red oneis muchthan the geen one. It s thebook in the bookshop. (ni ce, ni cer, ni cest )5. Look at that boy, he is running (fast,faster).6. I think

6、 that book is (good, better) foryou.7. The new library has (many, more) books thanthe old one.8. Sally is (tall, taller) than her cousin.9. Our school is much (large, larger) thanyours.10. Look, Janet is jumping (high, higher) thanMike.11. Mr Hare runs much (fast, faster) thanMr Turtle. Mr Hare need

7、n t run(fast, faster) now.12. I n the gym, Tommy is playi ng table tennis(well, better) tha n Jimmy.13. This book is very (interesting, morein teresti ng) , but that one is(in terest ing, more in terest ing) tha n it.14. The film is the(horrible, more horrible,most horrible) film of all.15. It s sum

8、mer 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) coun tries in the world.三.用所给单词的适当形式填空。1. My school is , but Tom s school isthan mine. And Sally s school is the . (small)2. Rabbits can run, but tigers can runtha n rabbits, and cheetahs can run of the three. (fast)3. Pig is, but deer istha n pig,and elepha nt is the(heavy)4.1 m, but she isthan me.(beautiful)5. Every day is. But today is theday I have ever had