形容词和副词的比较级和最高级变形规律及练习

1、形容词和副词比较级的变化规则1一般 单音节词和少数以 -er ，-ow 结尾的双 音节词，比较级在后面加 -er ，最高级在后面加 -est ；（ 1）单音节词如： small smaller smallestshort shorter shortesttalltallertallestgreat greater greatest（ 2）双音节词如： clever cleverer cleverestnarrow narrower narrowes t2以不发音 e 结尾的单音节词，比较在原级后加-r ，最高级在原级后加 -st ；如： large larger largestnice nic

2、er nicestable abler ablest3在 重读闭音节 （即：辅音元音辅音）中，先双写末尾的 辅音字母 ，比较级加 -er ，最高级加 -est ；如： big bigger biggesthot hotter hottestfat fatterfattest4以“辅音字母 y”结尾的双音节词，把 y 改为 i ，比较级加 -er ，最高级加 -est ；如： easyeasier easiestheavyheavier heaviestbusybusier busiesthappyhappier happiest5其他双音节词和多音节词，比较级在前面加more，最高级在前面加m

3、ost；如： beautifulmore beautifulmost beautifuldifferentmore differentmost differenteasily more easilymost easily注意：（ 1）形容词最高级前通常必须用定冠词 the ，副词最高级前可不用。例句： The Sahara is the biggest desert in the world.（ 2） 形容词 most 前面没有 the ，不表示最高级的含义，只表示" 非常 " 。It is a most important problem. =It is a very i

4、mportant problem.6有少数形容词、副词的比较级和最高级是不规则的，必须熟记。如： goodbetterbestwellbetterbestbadworseworstillworseworstold older/elderoldest/eldestmany/muchmoremostlittlelessleastfarfurther/fartherfurthest/farthest练习一、语音选出每组单词中划线部分读音与其余三个不同的单词。1.A、workerB、 workbookC、wormD、doctor（）2.A、weightB、 heightC、eightD、eighty（

5、）3.A、thanB、 trafficC、lateD、animal（）4.（） A、nearB、 yearC、bearD、hear5.A、moreB、 workC、worldD、worm（）二、选择填空。()you as _ as your classmate, Xiao MingA. tallB. tallerC. younger)Saturday morning, they went for a_A. In, walkB. On, walkC. At, walking)cat is _ than that one.A. thinB. thinnerC thiner) 4. Whose ru

6、ler is longer, _A. yours or hisB. your or hisC. yours or her) 5. -What do your parents do after supper-They take the _ dog for a walk.A. cuteB. redC. well)your grandfather 80 years old-Yes, he _.A. Is, doesB. Are, isC. Is, is三、用括号里所给单词的正确形式填空。I m _ (tall) than David.Whos _ (young), you or your broth

7、erWhich is _ (long), Chang Jiang River or the Yellow RiverDavid s bag is _ (heavy) than _ (I).Gao Shan runs_(fast)than his brother.?Is your hair as _ (longer, long)as hersYang Ling' flies a kite_(highertaller)than Davids.四、课文内容填空Last Sunday morning, Su Hai _ (go) for a walk in the park. She met

8、Ben andhis cousin Jack. They had a_ (chat).Jack was not the only _ (children).Hehad a brother Jimmy. Thatsa _ (cute)dog. Jack was6 years old. Benwas _(old)than him. Ben was also _ (tall)and _ (heavy)than him. Ben was as _(old) as Su Hai. But he was _(strong) than Su Hai. Su Hai had a _ (twins)sister

9、 Su Yang. Su Yang was twenty _(minute) _ (young) than Su Hai.五、完成阅读理解，教师讲评。Mr. White and Mrs. White work in the same hospital. They have two lovely girls.Their names are Lucy and Lily.Lucy and Lilyare twin sisters.Lucy is 10 years old.Lilyis ten minutes youngerthan Lucy. But Lucy isn t as tall as Li

10、ly. She is shorter than Lily. They are both students in Sunshine Primary School. Lucy is good at Math. But Lucy is not. She is better at music. They like watching TV. They watch TV every Saturday and Sunday.The Whites came to China 2 years ago. They like China very much now. They like Chinese food.根据短文内容判断正误。(? ? ) parents work in the same hospital.(? ? ) 2.