,形容詞原級、比較級和最高級的用法,Unit 7 Whats the highest mountain in the world?,Look at the pictures and understand 看圖并理解,big,bigger,biggest,fast,faster,fastest,Look at the pictures and understand 看圖并理解,比較級的用法：,He runs faster than she.,He runs much faster than she.,1.表示兩者之間的比較，通常用連詞than 引導(dǎo)，表示“更一些”,2. much/far/a lot（得多）, even, still, a little/ a bit等修飾比較級,一、形容詞、副詞的比較級、最高級的構(gòu)成規(guī)則： 1 一般在形容詞、副詞后加上er表示比較級加 上est表示最高 級 原級 比較級 最高級 1）small small small 2) young young young 3) fast fast fast,er,est,er,est,er,est,2 以不發(fā)音的e結(jié)尾的，只加上r表示 比 較級，加上st表示最高級。 1) large large large 2) nice nice nice 3) fine fine fine,r,st,r,st,r,st,3 以輔音字母+y 結(jié)尾的，把y消去,然后加 上er表示比較級；加上 est表示最高級。 原級 比較級 最高級 1）early early early 2) happy happy happy,ier,iest,ier,iest,4 雙寫最后一個輔音字母，然后加上 er 表示比較級；加上est表示最高級。 原級 比較級 最高級 1)big big big,ger,gest,2) thin 3) wet,thinner thinnest wetter wettest,5 雙音節(jié)和多音節(jié)的形容詞，副詞，在這些形容詞和副詞前加上more表示比較級；加上most表示最高級。 原級 比較級 最高級 happily happily happily heavily heavily heavily beautiful beautiful beautiful,more,the most,more,the most,more,the most,6、不規(guī)則變化,形容詞原級的常用句型,as+形容詞原形+as 和一樣,Tom is as _as Mike.,old,tall,Tom Mike 8 years old 8 years old,Tom is as _as Mike.,形容詞原級的常用句型,This bike isnt as new as that one.,not so/as+形容詞原形+as 不如;不及；比不上,1. 比較級+than 更,形容詞比較級的常用句型,2. The +比較級, the+比較級 越,越.,3. 比較級+and+比較級 越來越,4. the + 比較級+ of the two 兩者中較為突出的一個,1. 比較級+than 更,This orange ruler is longer than the yellow ruler.,2.比較級+and+比較級 越來越,hotter,hotter,天氣越來越熱。,Its getting _ and _.,3.The +比較級, the+比較級 越,越.,The faster, the better. 越快越好。,4. the + 比較級+ of the two 兩者中較為突出的一個,Tom is the taller of the twins. 湯姆是雙胞胎中較高的一個。,比較級的用法： than 1.湯姆比杰克高. 2.他越來越胖了. 3.越多越好. 4.她是兩個中較高的一個.,Tom is taller than Jack.,He becomes fatter and fatter.,The more , the better.,She is the taller of the two.,最高級的用法：,2、one of the +最高級 “最中之一”,三者或三者以上比較,Yao Ming is one of the tallest basketball players in the world.,1、the +最高級+of/in/among+比較范圍 “之中最”,He is the tallest of the three.,3、可用序數(shù)詞修飾最高級,Mike is the second tallest student in our class.,Zeng Zhiwei is short .,Tom is shorter than Zeng Zhiwei .,Xiaoxin is the shortest of them .,Tom,Liu Yifei is thin.,Xiaoming is thinner than Liu Yifei .,Mike is the thinnest of all.,小明,Mike,如花,趙麗穎,林允兒,Ru Hua is beautiful.,Zhao Liying is more beautiful.,Lin Yuner is the most beautiful of the three.,250,000 RMB.,50,000 RMB.,The green car is the most expensive.,The red car is more expensive than the bike.,The bike is expensive.,500 RMB,賈玲,70kg,heavy,Mr. Wang,Mr. Li,Miss Jia is heavy.,Mr. Wang is heavier.,Mr. Li is the heaviest of the three .,I can do it!,1. English is one of _ important subjects(科目） in our school. A. most B. the most C. more D. much more 2. Which boy is _, Jim, Mike or Tom? A. taller B. the most tall C. the tallest D. the taller,3. Of all the ball games, I like baseball _. Its really my favorite. A. well B. good C. better D. best 4. Lucy is very short, but she is _ than her sister. A. shorter B. longer C. taller D. older,5.Art is as _ as music. A. interesting B. interest C. interested D. more interesting 6.The Changjiang River is _river in the world. A. the three longest B. the third longest C. longest D. the third long,7.The watch is not _ beautiful as that one. A. very B. too C. so D. more 8. The _, the better. A. much B. many C. more D. most,9. Do you know who is _ of the twins? A. shorter B. heavier C. the older D. the funny,挑戰(zhàn)中考,(07比較級多少)30.The doctor told Mary to eat _vegetables and _meat because she was getting fatter and fatter. A. much; little B. more; less C. many; few D. more; fewer,（2014）33.Ive heard that Zhuhai Chimelong Ocean Kingdom is one of _ocean parks in Asia. A. very large B. the larger C. much larger D. the largest,Summary: 1.最高級的定義： 2.最高級的用法：,The + 最高級+in（某范圍內(nèi)比較）/ of/ among（同類比較）,2. One of + the + 最高級+ （名詞復(fù)數(shù)），表示“最之一”,3.可用序數(shù)詞修飾最高級,三者或三者以上的比較,表示“最”,A: To memorize the rules of superlatives. B: To make some sentences with superlatives.,Homework,Thank you！,