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(共54张PPT)形容词/副词的比较级Practice makes perfect.Look at these pictures形容词/副词比较级最高级【定义】形容词和副词的比较级注意：1.两者比较2.than3.规则变化4.不规则变化规则变化：单音节词和少数双音节词：1.一般在词尾加 erstrong — stronger2.以不发音e结尾的，在词后直接加 rlarge — larger3.以辅音字母y结尾 的，变y为i，再加 erhappy — happier4.重读闭音节且只有一个辅音字母结尾的先双写辅音字母，再加 erred — redder hot — hotter多音节词和少数双音节词：1.在词前加morebeautiful — more beautiful2.形容词后加ly构成的副词carefully — more carefullyExercise：写出以下各形容词的比较级1. nice _____________2. fat _____________3. slow _______________4. dry ______________ 5. happy ___________ 6. wet _________________7.fast ________ 8.quick ________9.quickly _______10. difficult ________11.hard-working ________13.hungry________14. enjoyable________15.serious________16. clearly________nicerfatterslowerdrierhappierwetterfasterquickermore quicklymore difficultmore hard-workinghungriermore enjoyablemore seriousmore clearly不规则变化：不规则变化：原 级 比 较 级最高级good / well better bestbad / ill worseworstmany / much moremostlittle less leastfar farther farthestfurther furthestold olderoldesteldereldestCOMPARATIVESHe is youngHe is …NEXTyoungerIt’s fastIt’s …NEXTfasterIt’s longIt’s …NEXTlongerShe is strongHe’s…NEXTstrongerHe is angryHe’s…NEXTangrierShe is happyShe’s …NEXThappierHe is lazyHe’s …NEXTlazierIt’s bigIt’s …NEXTbiggerShe is thinHe’s …NEXTthinnerHe is fatHe’s …NEXTfatterIt’s expensive500$It’s …NEXT500$1500$more expensiveHe is intelligentHe’s …NEXTmore intelligentHe is dangerousHe’s …EXITmore dangerous比较级句式结构一.在表示两者之间的一般比较时，常用than连接，than表示“比.....”1.Mary is happier than Jane. 玛丽比珍妮幸福。2.Tom is younger than Jim. 汤姆比吉姆小。形容词的比较级可以单独使用：Be more careful next time. 下次小心点。Which book is better哪本书更好？Practice:1. Peter is ___________ than his brother.(fat)2. Bob did __________ than Tom did . (well)3. Who wrote_____________, Lucy or Lily(careful)4. Which boy is____________ , Tom or David(smart)fatterbettermore carefullysmarter二.比较级常用the的常见情况：1.当表示两者比较并具有特指关系，且用of连接时，比较级前要用the.Tom is the younger of the two boys.（汤姆是那两个男孩中年纪较小的那个。）(). Mr. Li is _______ of the two.tall B. tallerC. the tallerD. more tallC2.常考句型“The＋比较级＋句子，the ＋比较级＋句子”表示“越……，越……”。The harder you study, the better you will be at English.The higher you stand, the farther you will see.你吃的越多,你就会变的越胖。____________ you eat , _______________you’ll become.你学习越努力，你就会变的越聪明。____________ you study ,____________you’ll become.The morethe fatterThe harderthe smarter三.表示程度相同的比较常用“as+原级+as”, 译为“与......一样/相同”1.He is as old as I. (他和我一样大。）2.Her skin is as white as snow.(她的皮肤和雪一样白。)Tom is ______________his brother.(一样高)Tom learns English _____________Li Lei does.(一样认真)as tall asas seriously as四.表示程度不相同的比较常用“not as/so+原级+as”译为“与......不一样/不同”1. This book is not as(so)interesting as that one.（这本书不是和那本书一样有趣。）例题：Your jacket is ________________ mine .(不一样新)Tom _________ learn English ______________ Li Lei .(不一样认真)not as new asdoesn’tas seriously as五.表示同一人或物“越来越.......”常用“比较级+and +比较级”或“more and more+原级”1.The earth is getting warmer and warmer.2.The flowers in the garden are more and more beautiful.Our country is becoming _____________________.. (越来越强大)Our lesson is becoming_______________________. . (越来越难)stronger and strongermore and more difficult六.比较级＋than any other＋单数名词或比较级＋than the other复数名词”表示“比其他的任何……都……”。Eric is taller than any other boy in his class.= Eric is taller than the other boys in his class.同一范围比较不同一范围比较用：比较级+than any +名词单数Shanghai is larger than any city in Japan.上海比日本的任何一个城市都大。1.She is _____________ than any other girl in her class.(thin)2. Chengdu is _____________ than any country in Korea.(big)thinnerbigger一、 用适当形式填空：1.Bob is________(young) than Fred but__________(tall) than Fred.2 A dictionary is much _________ (expensive) than a story-book.3. An orange is a little ______ (big) than an apple.6. She is_______ than all the other students. (young)7. Tom drives much ________ ________than John. (careful)8. The yellow flower is ______ _______ (beautiful)than the white flower.youngertallermore expensivebiggeryoungermorecarefullymorebeautiful
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