PEP小学英语形容词比较级课件

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abluecapabigorange,形容词既可修饰单数也可修饰复数aredstrawberrythreeredstrawberries,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Thissuitisblue.Thesesuitsareblue.Theappleisred.Theapplesarered.,bigsmall,openclosed,tallshort,shortlong,3.形容词中的反义词：,Beautifulugly,happysad,illwell,Youngold,fastslow,big,bigger,Lookatthepicturesandunderstand看图并理解,Lookatthepicturesandunderstand看图并理解,big,bigger,biggest,fast,faster,fastest,Lookatthepicturesandunderstand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,manyhard,happily,slowly,quickly程度副词very,too,so,quite等修饰形容词和副词的原级。如：verytall、toohot、socoldquiteinterestingrunquickly,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,Thedogisbiggerthanthemouse.,Thehorseisthebiggestofall.,Theboyisyoungerthantheman.,Thebabyistheyoungestofthethree.,big,bigger,biggest,youngyounger,youngest,Jim,LiLei,Tom,LiLeiistallerthanTom.,Jimisthetallestofall.,￥30,￥20,￥10,Theyellowcoatischeaperthanthepurpleone.,Thebrowncoatisthecheapestofthethree.,Thedogisbiggerthanthemouse,Theboyisyoungerthantheman.,LiLeiistallerthanTom.,Theyellowcoatischeaperthanthepurpleone.,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,Thehorseisthebiggestofall.Thebabyistheyoungestofthethree.Thebrowncoatisthecheapest.Jimisthetallestinourclass.,主语+be+the+最高级+of/in.,形容词最高级句式的结构：,￥30,￥20,￥10,Tom,LiLei,Jim,youngcheaptall,Jimisstrong.LiLeiis.Tomis.,stronger,thestrongest,Exercise,Thebluecarisnice.Theredcarthebluecar.(红车比蓝车好看）Thecolourcarofall.（彩色车最好看）,isnicerthan,isthenicest,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,bet