PEP小学英语形容词比较级课件[1].ppt

1、形容词的比较级，最高级,形容词是用来修饰和描述名词，通常放在名词之前 a blue cap a big orange,形容词既可修饰单数也可修饰复数 a red strawberry three red strawberries,一.形容词的概念,2.形容词可以放在 be 动词之后，用来 叙述和说明主语 This suit is blue.These suits are blue.The apple is red.The apples are red.,big small,open closed,tall short,short long,3.形容词中的反义词：,Beautiful ugly,

2、happy sad,ill well,Youngold,fast slow,big,bigger,Look at the pictures and understand 看图并理解,Look at the pictures and understand 看图并理解,big,bigger,biggest,fast,faster,fastest,Look at the pictures and understand 看图并理解,三、形容词的级,形容词有三个等级：原级、比较级、最高级1.原级：即形容词的原形。small,good,pretty,big,many hard,happily,slowly

3、,quickly 程度副词very,too,so,quite等修饰形容词和副词的原级。如：very tall、too hot、so cold quite interesting run quickly,形容词/副词比较级变化规则,一般在词尾加-er,tallerlongerolder,以字母e结尾，直接加-r,largernicer,以重读闭音节结尾的，如末尾只有一个辅音字母，应先双写该字母，再加-er,thinnerbiggerhotterredder,以“辅音字母+-y”结尾的，先把y变成i，再加-er,angriereasierbusier,2.不规则变化,【巧记】：特殊形式比较级,共有

4、三对二合一,坏病两多和两好 little意思不是小,一分为二有两个,一是老来二是远,The dog is bigger than the mouse.,The horse is the biggest of all.,The boy is younger than the man.,The baby is the youngest of the three.,big,bigger,biggest,young younger,youngest,Jim,Li Lei,Tom,Li Lei is taller than Tom.,Jim is the tallest of all.,￥30,￥20,

5、￥10,The yellow coat is cheaper than the purple one.,The brown coat is the cheapest of the three.,The dog is bigger than the mouse,The boy is younger than the man.,Li Lei is taller than Tom.,The yellow coat is cheaper than the purple one.,比较级Conclusion,A+be+比较级+than+B,形容词比较级句式的结构：,最高级Conclusion,The h

6、orse is the biggest of all.The baby is the youngest of the three.The brown coat is the cheapest.Jim is the tallest in our class.,主语+be+the+最高级+of/in.,形容词最高级句式的结构：,￥30,￥20,￥10,Tom,Li Lei,Jim,youngcheaptall,Jim is strong.Li Lei is.Tom is.,stronger,the strongest,Exercise,The blue car is nice.The red ca

7、r the blue car.(红车比蓝车好看）The colour car of all.（彩色车最好看）,is nicer than,is the nicest,做题了，看看谁最棒？,1.写出下列形容词的比较级和最高级,nice.2)hot,slow.4)late,happy.6)fat,heavy.8)thin,9)good/well.10)wide,11)far.12)bad/ill.13)beautiful,14)much/many,15)clever.16)important.,nicer,nicest,hotter,hottest,slower,slowest,happier,happiest,heavier,heaviest,later,latest,fatter,fattest,thinner,thinnest,wider,widest,farther/furthere,farthest/furthest,better,best,better,best,more beautiful,most beautiful,more,most,cleverer,cleverest,more important,most important,